diff --git a/CHANGELOG.md b/CHANGELOG.md index 0bbc08bd9..9d9c2c554 100644 --- a/CHANGELOG.md +++ b/CHANGELOG.md @@ -1,3 +1,17 @@ +# 2.4.0 + +2015-02-07 + + - Support for plugins that pre-process (to add libraries silently etc.) + - Empty sourcemaps now work + - Extract and Length functions now ignore comments in a list (more work to come to fix the general problem) + - fragment url's are treated absolute since they refer to the html document + - Extends on a selector joined with `&` now work better + - Nested mixins work better with !important (regression in 2.3.0) + - The promise dependency is now actually optional (introduced in 2.0.0) + - Files with just `\r` newlines now process ok (regression in 2.0.0) + - When strict units is off and the unit is 1/x, (e.g. 1 / 12px) the unit output is x, previously nothing (regression in 2.0.0) + # 2.3.1 2015-01-28 diff --git a/bower.json b/bower.json index 73ceb2fc5..9ff6bcf17 100644 --- a/bower.json +++ b/bower.json @@ -1,6 +1,6 @@ { "name": "less", - "version": "2.3.1", + "version": "2.4.0", "main": "dist/less.js", "ignore": [ "**/.*", diff --git a/dist/less.js b/dist/less.js index e6027884a..169c71cdf 100644 --- a/dist/less.js +++ b/dist/less.js @@ -1,5 +1,5 @@ /*! - * Less - Leaner CSS v2.3.1 + * Less - Leaner CSS v2.4.0 * http://lesscss.org * * Copyright (c) 2009-2015, Alexis Sellier @@ -85,7 +85,7 @@ if (options.onReady) { } ); } -},{"./add-default-options":1,"./index":7,"promise/polyfill.js":undefined}],3:[function(require,module,exports){ +},{"./add-default-options":1,"./index":7,"promise/polyfill.js":"promise/polyfill.js"}],3:[function(require,module,exports){ var utils = require("./utils"); module.exports = { createCSS: function (document, styles, sheet) { @@ -158,13 +158,13 @@ module.exports = function(window, options, logger) { var cache = null; if (options.env !== 'development') { try { - cache = (typeof(window.localStorage) === 'undefined') ? null : window.localStorage; + cache = (typeof window.localStorage === 'undefined') ? null : window.localStorage; } catch (_) {} } return { setCSS: function(path, lastModified, styles) { if (cache) { - logger.info('saving ' + path+ ' to cache.'); + logger.info('saving ' + path + ' to cache.'); try { cache.setItem(path, styles); cache.setItem(path + ':timestamp', lastModified); @@ -365,120 +365,120 @@ module.exports = function(window, less, options) { module.exports = function(options, logger) { -var AbstractFileManager = require("../less/environment/abstract-file-manager.js"); + var AbstractFileManager = require("../less/environment/abstract-file-manager.js"); -var fileCache = {}; + var fileCache = {}; -//TODOS - move log somewhere. pathDiff and doing something similar in node. use pathDiff in the other browser file for the initial load + //TODOS - move log somewhere. pathDiff and doing something similar in node. use pathDiff in the other browser file for the initial load -function getXMLHttpRequest() { - if (window.XMLHttpRequest && (window.location.protocol !== "file:" || !("ActiveXObject" in window))) { - return new XMLHttpRequest(); - } else { - try { - /*global ActiveXObject */ - return new ActiveXObject("Microsoft.XMLHTTP"); - } catch (e) { - logger.error("browser doesn't support AJAX."); - return null; + function getXMLHttpRequest() { + if (window.XMLHttpRequest && (window.location.protocol !== "file:" || !("ActiveXObject" in window))) { + return new XMLHttpRequest(); + } else { + try { + /*global ActiveXObject */ + return new ActiveXObject("Microsoft.XMLHTTP"); + } catch (e) { + logger.error("browser doesn't support AJAX."); + return null; + } } } -} -var FileManager = function() { -}; + var FileManager = function() { + }; -FileManager.prototype = new AbstractFileManager(); + FileManager.prototype = new AbstractFileManager(); -FileManager.prototype.alwaysMakePathsAbsolute = function alwaysMakePathsAbsolute() { - return true; -}; -FileManager.prototype.join = function join(basePath, laterPath) { - if (!basePath) { - return laterPath; - } - return this.extractUrlParts(laterPath, basePath).path; -}; -FileManager.prototype.doXHR = function doXHR(url, type, callback, errback) { + FileManager.prototype.alwaysMakePathsAbsolute = function alwaysMakePathsAbsolute() { + return true; + }; + FileManager.prototype.join = function join(basePath, laterPath) { + if (!basePath) { + return laterPath; + } + return this.extractUrlParts(laterPath, basePath).path; + }; + FileManager.prototype.doXHR = function doXHR(url, type, callback, errback) { - var xhr = getXMLHttpRequest(); - var async = options.isFileProtocol ? options.fileAsync : options.async; + var xhr = getXMLHttpRequest(); + var async = options.isFileProtocol ? options.fileAsync : options.async; - if (typeof(xhr.overrideMimeType) === 'function') { - xhr.overrideMimeType('text/css'); - } - logger.debug("XHR: Getting '" + url + "'"); - xhr.open('GET', url, async); - xhr.setRequestHeader('Accept', type || 'text/x-less, text/css; q=0.9, */*; q=0.5'); - xhr.send(null); + if (typeof xhr.overrideMimeType === 'function') { + xhr.overrideMimeType('text/css'); + } + logger.debug("XHR: Getting '" + url + "'"); + xhr.open('GET', url, async); + xhr.setRequestHeader('Accept', type || 'text/x-less, text/css; q=0.9, */*; q=0.5'); + xhr.send(null); - function handleResponse(xhr, callback, errback) { - if (xhr.status >= 200 && xhr.status < 300) { - callback(xhr.responseText, - xhr.getResponseHeader("Last-Modified")); - } else if (typeof(errback) === 'function') { - errback(xhr.status, url); + function handleResponse(xhr, callback, errback) { + if (xhr.status >= 200 && xhr.status < 300) { + callback(xhr.responseText, + xhr.getResponseHeader("Last-Modified")); + } else if (typeof errback === 'function') { + errback(xhr.status, url); + } } - } - if (options.isFileProtocol && !options.fileAsync) { - if (xhr.status === 0 || (xhr.status >= 200 && xhr.status < 300)) { - callback(xhr.responseText); + if (options.isFileProtocol && !options.fileAsync) { + if (xhr.status === 0 || (xhr.status >= 200 && xhr.status < 300)) { + callback(xhr.responseText); + } else { + errback(xhr.status, url); + } + } else if (async) { + xhr.onreadystatechange = function () { + if (xhr.readyState == 4) { + handleResponse(xhr, callback, errback); + } + }; } else { - errback(xhr.status, url); + handleResponse(xhr, callback, errback); } - } else if (async) { - xhr.onreadystatechange = function () { - if (xhr.readyState == 4) { - handleResponse(xhr, callback, errback); - } - }; - } else { - handleResponse(xhr, callback, errback); - } -}; -FileManager.prototype.supports = function(filename, currentDirectory, options, environment) { - return true; -}; + }; + FileManager.prototype.supports = function(filename, currentDirectory, options, environment) { + return true; + }; -FileManager.prototype.clearFileCache = function() { - fileCache = {}; -}; + FileManager.prototype.clearFileCache = function() { + fileCache = {}; + }; -FileManager.prototype.loadFile = function loadFile(filename, currentDirectory, options, environment, callback) { - if (currentDirectory && !this.isPathAbsolute(filename)) { - filename = currentDirectory + filename; - } + FileManager.prototype.loadFile = function loadFile(filename, currentDirectory, options, environment, callback) { + if (currentDirectory && !this.isPathAbsolute(filename)) { + filename = currentDirectory + filename; + } - options = options || {}; + options = options || {}; - // sheet may be set to the stylesheet for the initial load or a collection of properties including - // some context variables for imports - var hrefParts = this.extractUrlParts(filename, window.location.href); - var href = hrefParts.url; + // sheet may be set to the stylesheet for the initial load or a collection of properties including + // some context variables for imports + var hrefParts = this.extractUrlParts(filename, window.location.href); + var href = hrefParts.url; - if (options.useFileCache && fileCache[href]) { - try { - var lessText = fileCache[href]; - callback(null, { contents: lessText, filename: href, webInfo: { lastModified: new Date() }}); - } catch (e) { - callback({filename: href, message: "Error loading file " + href + " error was " + e.message}); + if (options.useFileCache && fileCache[href]) { + try { + var lessText = fileCache[href]; + callback(null, { contents: lessText, filename: href, webInfo: { lastModified: new Date() }}); + } catch (e) { + callback({filename: href, message: "Error loading file " + href + " error was " + e.message}); + } + return; } - return; - } - this.doXHR(href, options.mime, function doXHRCallback(data, lastModified) { - // per file cache - fileCache[href] = data; + this.doXHR(href, options.mime, function doXHRCallback(data, lastModified) { + // per file cache + fileCache[href] = data; - // Use remote copy (re-parse) - callback(null, { contents: data, filename: href, webInfo: { lastModified: lastModified }}); - }, function doXHRError(status, url) { - callback({ type: 'File', message: "'" + url + "' wasn't found (" + status + ")", href: href }); - }); -}; + // Use remote copy (re-parse) + callback(null, { contents: data, filename: href, webInfo: { lastModified: lastModified }}); + }, function doXHRError(status, url) { + callback({ type: 'File', message: "'" + url + "' wasn't found (" + status + ")", href: href }); + }); + }; -return FileManager; + return FileManager; }; },{"../less/environment/abstract-file-manager.js":14}],7:[function(require,module,exports){ @@ -490,252 +490,252 @@ var addDataAttr = require("./utils").addDataAttr, browser = require("./browser"); module.exports = function(window, options) { -var document = window.document; -var less = require('../less')(); -module.exports = less; -less.options = options; -var environment = less.environment, - FileManager = require("./file-manager")(options, less.logger), - fileManager = new FileManager(); -environment.addFileManager(fileManager); -less.FileManager = FileManager; - -require("./log-listener")(less, options); -var errors = require("./error-reporting")(window, less, options); -var cache = less.cache = options.cache || require("./cache")(window, options, less.logger); - -//Setup user functions -if (options.functions) { - less.functions.functionRegistry.addMultiple(options.functions); -} + var document = window.document; + var less = require('../less')(); + //module.exports = less; + less.options = options; + var environment = less.environment, + FileManager = require("./file-manager")(options, less.logger), + fileManager = new FileManager(); + environment.addFileManager(fileManager); + less.FileManager = FileManager; -var typePattern = /^text\/(x-)?less$/; + require("./log-listener")(less, options); + var errors = require("./error-reporting")(window, less, options); + var cache = less.cache = options.cache || require("./cache")(window, options, less.logger); -function postProcessCSS(styles) { - if (options.postProcessor && typeof options.postProcessor === 'function') { - styles = options.postProcessor.call(styles, styles) || styles; + //Setup user functions + if (options.functions) { + less.functions.functionRegistry.addMultiple(options.functions); } - return styles; -} -function clone(obj) { - var cloned = {}; - for(var prop in obj) { - if (obj.hasOwnProperty(prop)) { - cloned[prop] = obj[prop]; + var typePattern = /^text\/(x-)?less$/; + + function postProcessCSS(styles) { + if (options.postProcessor && typeof options.postProcessor === 'function') { + styles = options.postProcessor.call(styles, styles) || styles; } + return styles; } - return cloned; -} -// only really needed for phantom -function bind(func, thisArg) { - var curryArgs = Array.prototype.slice.call(arguments, 2); - return function() { - var args = curryArgs.concat(Array.prototype.slice.call(arguments, 0)); - return func.apply(thisArg, args); - }; -} - -function loadStyles(modifyVars) { - var styles = document.getElementsByTagName('style'), - style; + function clone(obj) { + var cloned = {}; + for (var prop in obj) { + if (obj.hasOwnProperty(prop)) { + cloned[prop] = obj[prop]; + } + } + return cloned; + } - for (var i = 0; i < styles.length; i++) { - style = styles[i]; - if (style.type.match(typePattern)) { - var instanceOptions = clone(options); - instanceOptions.modifyVars = modifyVars; - var lessText = style.innerHTML || ''; - instanceOptions.filename = document.location.href.replace(/#.*$/, ''); + // only really needed for phantom + function bind(func, thisArg) { + var curryArgs = Array.prototype.slice.call(arguments, 2); + return function() { + var args = curryArgs.concat(Array.prototype.slice.call(arguments, 0)); + return func.apply(thisArg, args); + }; + } - /*jshint loopfunc:true */ - // use closure to store current style - less.render(lessText, instanceOptions, - bind(function(style, e, result) { - if (e) { - errors.add(e, "inline"); - } else { - style.type = 'text/css'; - if (style.styleSheet) { - style.styleSheet.cssText = result.css; + function loadStyles(modifyVars) { + var styles = document.getElementsByTagName('style'), + style; + + for (var i = 0; i < styles.length; i++) { + style = styles[i]; + if (style.type.match(typePattern)) { + var instanceOptions = clone(options); + instanceOptions.modifyVars = modifyVars; + var lessText = style.innerHTML || ''; + instanceOptions.filename = document.location.href.replace(/#.*$/, ''); + + /*jshint loopfunc:true */ + // use closure to store current style + less.render(lessText, instanceOptions, + bind(function(style, e, result) { + if (e) { + errors.add(e, "inline"); } else { - style.innerHTML = result.css; + style.type = 'text/css'; + if (style.styleSheet) { + style.styleSheet.cssText = result.css; + } else { + style.innerHTML = result.css; + } } - } - }, null, style)); + }, null, style)); + } } } -} -function loadStyleSheet(sheet, callback, reload, remaining, modifyVars) { + function loadStyleSheet(sheet, callback, reload, remaining, modifyVars) { - var instanceOptions = clone(options); - addDataAttr(instanceOptions, sheet); - instanceOptions.mime = sheet.type; + var instanceOptions = clone(options); + addDataAttr(instanceOptions, sheet); + instanceOptions.mime = sheet.type; - if (modifyVars) { - instanceOptions.modifyVars = modifyVars; - } + if (modifyVars) { + instanceOptions.modifyVars = modifyVars; + } - function loadInitialFileCallback(loadedFile) { + function loadInitialFileCallback(loadedFile) { - var data = loadedFile.contents, - path = loadedFile.filename, - webInfo = loadedFile.webInfo; + var data = loadedFile.contents, + path = loadedFile.filename, + webInfo = loadedFile.webInfo; - var newFileInfo = { - currentDirectory: fileManager.getPath(path), - filename: path, - rootFilename: path, - relativeUrls: instanceOptions.relativeUrls}; - - newFileInfo.entryPath = newFileInfo.currentDirectory; - newFileInfo.rootpath = instanceOptions.rootpath || newFileInfo.currentDirectory; - - if (webInfo) { - webInfo.remaining = remaining; - - if (!instanceOptions.modifyVars) { - var css = cache.getCSS(path, webInfo); - if (!reload && css) { - webInfo.local = true; - callback(null, css, data, sheet, webInfo, path); - return; + var newFileInfo = { + currentDirectory: fileManager.getPath(path), + filename: path, + rootFilename: path, + relativeUrls: instanceOptions.relativeUrls}; + + newFileInfo.entryPath = newFileInfo.currentDirectory; + newFileInfo.rootpath = instanceOptions.rootpath || newFileInfo.currentDirectory; + + if (webInfo) { + webInfo.remaining = remaining; + + if (!instanceOptions.modifyVars) { + var css = cache.getCSS(path, webInfo); + if (!reload && css) { + webInfo.local = true; + callback(null, css, data, sheet, webInfo, path); + return; + } } } - } - //TODO add tests around how this behaves when reloading - errors.remove(path); + //TODO add tests around how this behaves when reloading + errors.remove(path); - instanceOptions.rootFileInfo = newFileInfo; - less.render(data, instanceOptions, function(e, result) { + instanceOptions.rootFileInfo = newFileInfo; + less.render(data, instanceOptions, function(e, result) { + if (e) { + e.href = path; + callback(e); + } else { + result.css = postProcessCSS(result.css); + if (!instanceOptions.modifyVars) { + cache.setCSS(sheet.href, webInfo.lastModified, result.css); + } + callback(null, result.css, data, sheet, webInfo, path); + } + }); + } + + fileManager.loadFile(sheet.href, null, instanceOptions, environment, function(e, loadedFile) { if (e) { - e.href = path; callback(e); - } else { - result.css = postProcessCSS(result.css); - if (!instanceOptions.modifyVars) { - cache.setCSS(sheet.href, webInfo.lastModified, result.css); - } - callback(null, result.css, data, sheet, webInfo, path); + return; } + loadInitialFileCallback(loadedFile); }); } - fileManager.loadFile(sheet.href, null, instanceOptions, environment, function(e, loadedFile) { - if (e) { - callback(e); - return; + function loadStyleSheets(callback, reload, modifyVars) { + for (var i = 0; i < less.sheets.length; i++) { + loadStyleSheet(less.sheets[i], callback, reload, less.sheets.length - (i + 1), modifyVars); } - loadInitialFileCallback(loadedFile); - }); -} - -function loadStyleSheets(callback, reload, modifyVars) { - for (var i = 0; i < less.sheets.length; i++) { - loadStyleSheet(less.sheets[i], callback, reload, less.sheets.length - (i + 1), modifyVars); - } -} - -function initRunningMode(){ - if (less.env === 'development') { - less.watchTimer = setInterval(function () { - if (less.watchMode) { - fileManager.clearFileCache(); - loadStyleSheets(function (e, css, _, sheet, webInfo) { - if (e) { - errors.add(e, e.href || sheet.href); - } else if (css) { - browser.createCSS(window.document, css, sheet); - } - }); - } - }, options.poll); } -} -// -// Watch mode -// -less.watch = function () { - if (!less.watchMode ){ - less.env = 'development'; - initRunningMode(); + function initRunningMode() { + if (less.env === 'development') { + less.watchTimer = setInterval(function () { + if (less.watchMode) { + fileManager.clearFileCache(); + loadStyleSheets(function (e, css, _, sheet, webInfo) { + if (e) { + errors.add(e, e.href || sheet.href); + } else if (css) { + browser.createCSS(window.document, css, sheet); + } + }); + } + }, options.poll); + } } - this.watchMode = true; - return true; -}; -less.unwatch = function () {clearInterval(less.watchTimer); this.watchMode = false; return false; }; + // + // Watch mode + // + less.watch = function () { + if (!less.watchMode ) { + less.env = 'development'; + initRunningMode(); + } + this.watchMode = true; + return true; + }; -// -// Get all tags with the 'rel' attribute set to "stylesheet/less" -// -less.registerStylesheets = function() { - return new Promise(function(resolve, reject) { - var links = document.getElementsByTagName('link'); - less.sheets = []; + less.unwatch = function () {clearInterval(less.watchTimer); this.watchMode = false; return false; }; - for (var i = 0; i < links.length; i++) { - if (links[i].rel === 'stylesheet/less' || (links[i].rel.match(/stylesheet/) && - (links[i].type.match(typePattern)))) { - less.sheets.push(links[i]); + // + // Get all tags with the 'rel' attribute set to "stylesheet/less" + // + less.registerStylesheets = function() { + return new Promise(function(resolve, reject) { + var links = document.getElementsByTagName('link'); + less.sheets = []; + + for (var i = 0; i < links.length; i++) { + if (links[i].rel === 'stylesheet/less' || (links[i].rel.match(/stylesheet/) && + (links[i].type.match(typePattern)))) { + less.sheets.push(links[i]); + } } - } - resolve(); - }); -}; + resolve(); + }); + }; -// -// With this function, it's possible to alter variables and re-render -// CSS without reloading less-files -// -less.modifyVars = function(record) { - return less.refresh(true, record, false); -}; + // + // With this function, it's possible to alter variables and re-render + // CSS without reloading less-files + // + less.modifyVars = function(record) { + return less.refresh(true, record, false); + }; -less.refresh = function (reload, modifyVars, clearFileCache) { - if ((reload || clearFileCache) && clearFileCache !== false) { - fileManager.clearFileCache(); - } - return new Promise(function (resolve, reject) { - var startTime, endTime, totalMilliseconds; - startTime = endTime = new Date(); + less.refresh = function (reload, modifyVars, clearFileCache) { + if ((reload || clearFileCache) && clearFileCache !== false) { + fileManager.clearFileCache(); + } + return new Promise(function (resolve, reject) { + var startTime, endTime, totalMilliseconds; + startTime = endTime = new Date(); - loadStyleSheets(function (e, css, _, sheet, webInfo) { - if (e) { - errors.add(e, e.href || sheet.href); - reject(e); - return; - } - if (webInfo.local) { - less.logger.info("loading " + sheet.href + " from cache."); - } else { - less.logger.info("rendered " + sheet.href + " successfully."); - } - browser.createCSS(window.document, css, sheet); - less.logger.info("css for " + sheet.href + " generated in " + (new Date() - endTime) + 'ms'); - if (webInfo.remaining === 0) { - totalMilliseconds = new Date() - startTime; - less.logger.info("less has finished. css generated in " + totalMilliseconds + 'ms'); - resolve({ - startTime: startTime, - endTime: endTime, - totalMilliseconds: totalMilliseconds, - sheets: less.sheets.length - }); - } - endTime = new Date(); - }, reload, modifyVars); + loadStyleSheets(function (e, css, _, sheet, webInfo) { + if (e) { + errors.add(e, e.href || sheet.href); + reject(e); + return; + } + if (webInfo.local) { + less.logger.info("loading " + sheet.href + " from cache."); + } else { + less.logger.info("rendered " + sheet.href + " successfully."); + } + browser.createCSS(window.document, css, sheet); + less.logger.info("css for " + sheet.href + " generated in " + (new Date() - endTime) + 'ms'); + if (webInfo.remaining === 0) { + totalMilliseconds = new Date() - startTime; + less.logger.info("less has finished. css generated in " + totalMilliseconds + 'ms'); + resolve({ + startTime: startTime, + endTime: endTime, + totalMilliseconds: totalMilliseconds, + sheets: less.sheets.length + }); + } + endTime = new Date(); + }, reload, modifyVars); - loadStyles(modifyVars); - }); -}; + loadStyles(modifyVars); + }); + }; -less.refreshStyles = loadStyles; + less.refreshStyles = loadStyles; return less; }; @@ -753,7 +753,7 @@ module.exports = function(less, options) { // 1 - Errors // 0 - None // Defaults to 2 - options.logLevel = typeof(options.logLevel) !== 'undefined' ? options.logLevel : (options.env === 'development' ? logLevel_info : logLevel_error); + options.logLevel = typeof options.logLevel !== 'undefined' ? options.logLevel : (options.env === 'development' ? logLevel_info : logLevel_error); if (!options.loggers) { options.loggers = [{ @@ -779,7 +779,7 @@ module.exports = function(less, options) { } }]; } - for(var i = 0; i < options.loggers.length; i++) { + for (var i = 0; i < options.loggers.length; i++) { less.logger.addListener(options.loggers[i]); } }; @@ -787,12 +787,12 @@ module.exports = function(less, options) { },{}],9:[function(require,module,exports){ module.exports = { extractId: function(href) { - return href.replace(/^[a-z-]+:\/+?[^\/]+/, '' ) // Remove protocol & domain - .replace(/[\?\&]livereload=\w+/, '' ) // Remove LiveReload cachebuster - .replace(/^\//, '' ) // Remove root / - .replace(/\.[a-zA-Z]+$/, '' ) // Remove simple extension - .replace(/[^\.\w-]+/g, '-') // Replace illegal characters - .replace(/\./g, ':'); // Replace dots with colons(for valid id) + return href.replace(/^[a-z-]+:\/+?[^\/]+/, '') // Remove protocol & domain + .replace(/[\?\&]livereload=\w+/, '') // Remove LiveReload cachebuster + .replace(/^\//, '') // Remove root / + .replace(/\.[a-zA-Z]+$/, '') // Remove simple extension + .replace(/[^\.\w-]+/g, '-') // Replace illegal characters + .replace(/\./g, ':'); // Replace dots with colons(for valid id) }, addDataAttr: function(options, tag) { for (var opt in tag.dataset) { @@ -817,7 +817,7 @@ module.exports = contexts; var copyFromOriginal = function copyFromOriginal(original, destination, propertiesToCopy) { if (!original) { return; } - for(var i = 0; i < propertiesToCopy.length; i++) { + for (var i = 0; i < propertiesToCopy.length; i++) { if (original.hasOwnProperty(propertiesToCopy[i])) { destination[propertiesToCopy[i]] = original[propertiesToCopy[i]]; } @@ -890,7 +890,7 @@ contexts.Eval.prototype.isMathOn = function () { }; contexts.Eval.prototype.isPathRelative = function (path) { - return !/^(?:[a-z-]+:|\/)/i.test(path); + return !/^(?:[a-z-]+:|\/|#)/i.test(path); }; contexts.Eval.prototype.normalizePath = function( path ) { @@ -1133,7 +1133,7 @@ abstractFileManager.prototype.alwaysMakePathsAbsolute = function() { }; abstractFileManager.prototype.isPathAbsolute = function(filename) { - return (/^(?:[a-z-]+:|\/|\\)/i).test(filename); + return (/^(?:[a-z-]+:|\/|\\|#)/i).test(filename); }; abstractFileManager.prototype.join = function(basePath, laterPath) { @@ -1152,15 +1152,15 @@ abstractFileManager.prototype.pathDiff = function pathDiff(url, baseUrl) { return ""; } max = Math.max(baseUrlParts.directories.length, urlParts.directories.length); - for(i = 0; i < max; i++) { + for (i = 0; i < max; i++) { if (baseUrlParts.directories[i] !== urlParts.directories[i]) { break; } } baseUrlDirectories = baseUrlParts.directories.slice(i); urlDirectories = urlParts.directories.slice(i); - for(i = 0; i < baseUrlDirectories.length - 1; i++) { + for (i = 0; i < baseUrlDirectories.length - 1; i++) { diff += "../"; } - for(i = 0; i < urlDirectories.length - 1; i++) { + for (i = 0; i < urlDirectories.length - 1; i++) { diff += urlDirectories[i] + "/"; } return diff; @@ -1197,14 +1197,14 @@ abstractFileManager.prototype.extractUrlParts = function extractUrlParts(url, ba directories = urlParts[3].replace(/\\/g, "/").split("/"); // extract out . before .. so .. doesn't absorb a non-directory - for(i = 0; i < directories.length; i++) { + for (i = 0; i < directories.length; i++) { if (directories[i] === ".") { directories.splice(i, 1); i -= 1; } } - for(i = 0; i < directories.length; i++) { + for (i = 0; i < directories.length; i++) { if (directories[i] === ".." && i > 0) { directories.splice(i - 1, 2); i -= 2; @@ -1232,7 +1232,7 @@ var environment = function(externalEnvironment, fileManagers) { requiredFunctions = [], functions = requiredFunctions.concat(optionalFunctions); - for(var i = 0; i < functions.length; i++) { + for (var i = 0; i < functions.length; i++) { var propName = functions[i], environmentFunc = externalEnvironment[propName]; if (environmentFunc) { @@ -1256,7 +1256,7 @@ environment.prototype.getFileManager = function (filename, currentDirectory, opt if (options.pluginManager) { fileManagers = [].concat(fileManagers).concat(options.pluginManager.getFileManagers()); } - for(var i = fileManagers.length - 1; i >= 0 ; i--) { + for (var i = fileManagers.length - 1; i >= 0 ; i--) { var fileManager = fileManagers[i]; if (fileManager[isSync ? "supportsSync" : "supports"](filename, currentDirectory, options, environment)) { return fileManager; @@ -1368,7 +1368,7 @@ function hsla(color) { function number(n) { if (n instanceof Dimension) { return parseFloat(n.unit.is('%') ? n.value / 100 : n.value); - } else if (typeof(n) === 'number') { + } else if (typeof n === 'number') { return n; } else { throw { @@ -1399,10 +1399,18 @@ colorFunctions = { hsla: function (h, s, l, a) { function hue(h) { h = h < 0 ? h + 1 : (h > 1 ? h - 1 : h); - if (h * 6 < 1) { return m1 + (m2 - m1) * h * 6; } - else if (h * 2 < 1) { return m2; } - else if (h * 3 < 2) { return m1 + (m2 - m1) * (2 / 3 - h) * 6; } - else { return m1; } + if (h * 6 < 1) { + return m1 + (m2 - m1) * h * 6; + } + else if (h * 2 < 1) { + return m2; + } + else if (h * 3 < 2) { + return m1 + (m2 - m1) * (2 / 3 - h) * 6; + } + else { + return m1; + } } h = (number(h) % 360) / 360; @@ -1843,7 +1851,7 @@ for (var f in mathFunctions) { } mathFunctions.round = function (n, f) { - var fraction = typeof(f) === "undefined" ? 0 : f.value; + var fraction = typeof f === "undefined" ? 0 : f.value; return _math(function(num) { return num.toFixed(fraction); }, null, n); }; @@ -1866,7 +1874,7 @@ var minMax = function (isMin, args) { for (i = 0; i < args.length; i++) { current = args[i]; if (!(current instanceof Dimension)) { - if(Array.isArray(args[i].value)) { + if (Array.isArray(args[i].value)) { Array.prototype.push.apply(args, Array.prototype.slice.call(args[i].value)); } continue; @@ -1877,7 +1885,7 @@ var minMax = function (isMin, args) { unitClone = unit !== "" && unitClone === undefined ? current.unit.toString() : unitClone; j = values[""] !== undefined && unit !== "" && unit === unitStatic ? values[""] : values[unit]; if (j === undefined) { - if(unitStatic !== undefined && unit !== unitStatic) { + if (unitStatic !== undefined && unit !== unitStatic) { throw{ type: "Argument", message: "incompatible types" }; } values[unit] = order.length; @@ -2058,7 +2066,7 @@ var Keyword = require("../tree/keyword"), functionRegistry = require("./function-registry"); var isa = function (n, Type) { - return (n instanceof Type) ? Keyword.True : Keyword.False; + return (n instanceof Type) ? Keyword.True : Keyword.False; }, isunit = function (n, unit) { if (unit === undefined) { @@ -2069,6 +2077,19 @@ var isa = function (n, Type) { throw { type: "Argument", message: "Second argument to isunit should be a unit or a string." }; } return (n instanceof Dimension) && n.unit.is(unit) ? Keyword.True : Keyword.False; + }, + getItemsFromNode = function(node) { + // handle non-array values as an array of length 1 + // return 'undefined' if index is invalid + var items = Array.isArray(node.value) ? + node.value : Array(node); + + return items.filter(function(item) { + if (item.type === "Comment") { + return false; + } + return true; + }); }; functionRegistry.addMultiple({ isruleset: function (n) { @@ -2100,7 +2121,7 @@ functionRegistry.addMultiple({ }, isunit: isunit, unit: function (val, unit) { - if(!(val instanceof Dimension)) { + if (!(val instanceof Dimension)) { throw { type: "Argument", message: "the first argument to unit must be a number" + (val instanceof Operation ? ". Have you forgotten parenthesis?" : "") }; @@ -2121,14 +2142,11 @@ functionRegistry.addMultiple({ }, extract: function(values, index) { index = index.value - 1; // (1-based index) - // handle non-array values as an array of length 1 - // return 'undefined' if index is invalid - return Array.isArray(values.value) ? - values.value[index] : Array(values)[index]; + + return getItemsFromNode(values)[index]; }, length: function(values) { - var n = Array.isArray(values.value) ? values.value.length : 1; - return new Dimension(n); + return new Dimension(getItemsFromNode(values).length); } }); @@ -2176,12 +2194,12 @@ module.exports = function(environment) { var importedEqualsRoot = fullPath === importManager.rootFilename; if (importOptions.optional && e) { - callback(null, {rules:[]}, false, null); + callback(null, {rules:[]}, false, null); } else { - importManager.files[fullPath] = root; - if (e && !importManager.error) { importManager.error = e; } - callback(e, root, importedEqualsRoot, fullPath); + importManager.files[fullPath] = root; + if (e && !importManager.error) { importManager.error = e; } + callback(e, root, importedEqualsRoot, fullPath); } }; @@ -2216,7 +2234,7 @@ module.exports = function(environment) { // - If path of imported file is '../mixins.less' and rootpath is 'less/', // then rootpath should become 'less/../' newFileInfo.currentDirectory = fileManager.getPath(resolvedFilename); - if(newFileInfo.relativeUrls) { + if (newFileInfo.relativeUrls) { newFileInfo.rootpath = fileManager.join( (importManager.context.rootpath || ""), fileManager.pathDiff(newFileInfo.currentDirectory, newFileInfo.entryPath)); @@ -2265,7 +2283,7 @@ module.exports = function(environment, fileManagers) { var SourceMapOutput, SourceMapBuilder, ParseTree, ImportManager, Environment; var less = { - version: [2, 3, 1], + version: [2, 4, 0], data: require('./data'), tree: require('./tree'), Environment: (Environment = require("./environment/environment")), @@ -2311,7 +2329,7 @@ var LessError = module.exports = function LessError(e, importManager, currentFil this.type = e.type || 'Syntax'; this.filename = filename; this.index = e.index; - this.line = typeof(line) === 'number' ? line + 1 : null; + this.line = typeof line === 'number' ? line + 1 : null; this.callLine = callLine + 1; this.callExtract = lines[callLine]; this.column = col; @@ -2353,7 +2371,7 @@ module.exports = { this._listeners.push(listener); }, removeListener: function(listener) { - for(var i = 0; i < this._listeners.length; i++) { + for (var i = 0; i < this._listeners.length; i++) { if (this._listeners[i] === listener) { this._listeners.splice(i, 1); return; @@ -2361,7 +2379,7 @@ module.exports = { } }, _fireEvent: function(type, msg) { - for(var i = 0; i < this._listeners.length; i++) { + for (var i = 0; i < this._listeners.length; i++) { var logFunction = this._listeners[i][type]; if (logFunction) { logFunction(msg); @@ -2377,64 +2395,64 @@ var LessError = require('./less-error'), logger = require("./logger"); module.exports = function(SourceMapBuilder) { -var ParseTree = function(root, imports) { - this.root = root; - this.imports = imports; -}; - -ParseTree.prototype.toCSS = function(options) { - var evaldRoot, result = {}, sourceMapBuilder; - try { - evaldRoot = transformTree(this.root, options); - } catch (e) { - throw new LessError(e, this.imports); - } + var ParseTree = function(root, imports) { + this.root = root; + this.imports = imports; + }; - try { - var compress = Boolean(options.compress); - if (compress) { - logger.warn("The compress option has been deprecated. We recommend you use a dedicated css minifier, for instance see less-plugin-clean-css."); + ParseTree.prototype.toCSS = function(options) { + var evaldRoot, result = {}, sourceMapBuilder; + try { + evaldRoot = transformTree(this.root, options); + } catch (e) { + throw new LessError(e, this.imports); } - var toCSSOptions = { - compress: compress, - dumpLineNumbers: options.dumpLineNumbers, - strictUnits: Boolean(options.strictUnits), - numPrecision: 8}; + try { + var compress = Boolean(options.compress); + if (compress) { + logger.warn("The compress option has been deprecated. We recommend you use a dedicated css minifier, for instance see less-plugin-clean-css."); + } + + var toCSSOptions = { + compress: compress, + dumpLineNumbers: options.dumpLineNumbers, + strictUnits: Boolean(options.strictUnits), + numPrecision: 8}; - if (options.sourceMap) { - sourceMapBuilder = new SourceMapBuilder(options.sourceMap); - result.css = sourceMapBuilder.toCSS(evaldRoot, toCSSOptions, this.imports); - } else { - result.css = evaldRoot.toCSS(toCSSOptions); + if (options.sourceMap) { + sourceMapBuilder = new SourceMapBuilder(options.sourceMap); + result.css = sourceMapBuilder.toCSS(evaldRoot, toCSSOptions, this.imports); + } else { + result.css = evaldRoot.toCSS(toCSSOptions); + } + } catch (e) { + throw new LessError(e, this.imports); } - } catch (e) { - throw new LessError(e, this.imports); - } - if (options.pluginManager) { - var postProcessors = options.pluginManager.getPostProcessors(); - for(var i = 0; i < postProcessors.length; i++) { - result.css = postProcessors[i].process(result.css, { sourceMap: sourceMapBuilder, options: options, imports: this.imports }); + if (options.pluginManager) { + var postProcessors = options.pluginManager.getPostProcessors(); + for (var i = 0; i < postProcessors.length; i++) { + result.css = postProcessors[i].process(result.css, { sourceMap: sourceMapBuilder, options: options, imports: this.imports }); + } + } + if (options.sourceMap) { + result.map = sourceMapBuilder.getExternalSourceMap(); } - } - if (options.sourceMap) { - result.map = sourceMapBuilder.getExternalSourceMap(); - } - result.imports = []; - for(var file in this.imports.files) { - if (this.imports.files.hasOwnProperty(file) && file !== this.imports.rootFilename) { - result.imports.push(file); + result.imports = []; + for (var file in this.imports.files) { + if (this.imports.files.hasOwnProperty(file) && file !== this.imports.rootFilename) { + result.imports.push(file); + } } - } - return result; -}; -return ParseTree; + return result; + }; + return ParseTree; }; },{"./less-error":30,"./logger":31,"./transform-tree":41}],33:[function(require,module,exports){ -var PromiseConstructor = typeof Promise === 'undefined' ? require('promise') : Promise, +var PromiseConstructor, contexts = require("./contexts"), Parser = require('./parser/parser'), PluginManager = require('./plugin-manager'); @@ -2443,12 +2461,15 @@ module.exports = function(environment, ParseTree, ImportManager) { var parse = function (input, options, callback) { options = options || {}; - if (typeof(options) === 'function') { + if (typeof options === 'function') { callback = options; options = {}; } if (!callback) { + if (!PromiseConstructor) { + PromiseConstructor = typeof Promise === 'undefined' ? require('promise') : Promise; + } var self = this; return new PromiseConstructor(function (resolve, reject) { parse.call(self, input, options, function(err, output) { @@ -2690,7 +2711,7 @@ module.exports = function() { // skipWhitespace(length); - if(typeof(match) === 'string') { + if (typeof match === 'string') { return match; } else { return match.length === 1 ? match[0] : match; @@ -2709,7 +2730,7 @@ module.exports = function() { } skipWhitespace(m[0].length); - if(typeof m === "string") { + if (typeof m === "string") { return m; } @@ -2802,7 +2823,7 @@ module.exports = function() { // Same as $(), but don't change the state of the parser, // just return the match. parserInput.peek = function(tok) { - if (typeof(tok) === 'string') { + if (typeof tok === 'string') { return input.charAt(parserInput.i) === tok; } else { return tok.test(current); @@ -2924,7 +2945,7 @@ var Parser = function Parser(context, imports, fileInfo) { if (result) { return result; } - error(msg || (typeof(arg) === 'string' ? "expected '" + arg + "' got '" + parserInput.currentChar() + "'" + error(msg || (typeof arg === 'string' ? "expected '" + arg + "' got '" + parserInput.currentChar() + "'" : "unexpected token")); } @@ -2969,17 +2990,26 @@ var Parser = function Parser(context, imports, fileInfo) { // @param [additionalData] An optional map which can contains vars - a map (key, value) of variables to apply // parse: function (str, callback, additionalData) { - var root, error = null, globalVars, modifyVars, preText = ""; + var root, error = null, globalVars, modifyVars, ignored, preText = ""; globalVars = (additionalData && additionalData.globalVars) ? Parser.serializeVars(additionalData.globalVars) + '\n' : ''; modifyVars = (additionalData && additionalData.modifyVars) ? '\n' + Parser.serializeVars(additionalData.modifyVars) : ''; + if (context.pluginManager) { + var preProcessors = context.pluginManager.getPreProcessors(); + for (var i = 0; i < preProcessors.length; i++) { + str = preProcessors[i].process(str, { context: context, imports: imports, fileInfo: fileInfo }); + } + } + if (globalVars || (additionalData && additionalData.banner)) { preText = ((additionalData && additionalData.banner) ? additionalData.banner : "") + globalVars; - imports.contentsIgnoredChars[fileInfo.filename] = preText.length; + ignored = imports.contentsIgnoredChars; + ignored[fileInfo.filename] = ignored[fileInfo.filename] || 0; + ignored[fileInfo.filename] += preText.length; } - str = str.replace(/\r\n/g, '\n'); + str = str.replace(/\r\n?/g, '\n'); // Remove potential UTF Byte Order Mark str = preText + str.replace(/^\uFEFF/, '') + modifyVars; imports.contents[fileInfo.filename] = str; @@ -3110,7 +3140,7 @@ var Parser = function Parser(context, imports, fileInfo) { while (true) { - while(true) { + while (true) { node = this.comment(); if (!node) { break; } root.push(node); @@ -3209,7 +3239,7 @@ var Parser = function Parser(context, imports, fileInfo) { if (nameLC === 'alpha') { alpha = parsers.alpha(); - if(alpha) { + if (alpha) { return alpha; } } @@ -3424,8 +3454,14 @@ var Parser = function Parser(context, imports, fileInfo) { elements = null; while (! (option = parserInput.$re(/^(all)(?=\s*(\)|,))/))) { e = this.element(); - if (!e) { break; } - if (elements) { elements.push(e); } else { elements = [ e ]; } + if (!e) { + break; + } + if (elements) { + elements.push(e); + } else { + elements = [ e ]; + } } option = option && option[1]; @@ -3433,9 +3469,12 @@ var Parser = function Parser(context, imports, fileInfo) { error("Missing target selector for :extend()."); } extend = new(tree.Extend)(new(tree.Selector)(elements), option, index); - if (extendList) { extendList.push(extend); } else { extendList = [ extend ]; } - - } while(parserInput.$char(",")); + if (extendList) { + extendList.push(extend); + } else { + extendList = [ extend ]; + } + } while (parserInput.$char(",")); expect(/^\)/); @@ -3483,7 +3522,11 @@ var Parser = function Parser(context, imports, fileInfo) { break; } elem = new(tree.Element)(c, e, elemIndex, fileInfo); - if (elements) { elements.push(elem); } else { elements = [ elem ]; } + if (elements) { + elements.push(elem); + } else { + elements = [ elem ]; + } c = parserInput.$char('>'); } @@ -3824,11 +3867,19 @@ var Parser = function Parser(context, imports, fileInfo) { } else if (condition) { error("CSS guard can only be used at the end of selector"); } else if (extendList) { - if (allExtends) { allExtends = allExtends.concat(extendList); } else { allExtends = extendList; } + if (allExtends) { + allExtends = allExtends.concat(extendList); + } else { + allExtends = extendList; + } } else { if (allExtends) { error("Extend can only be used at the end of selector"); } c = parserInput.currentChar(); - if (elements) { elements.push(e); } else { elements = [ e ]; } + if (elements) { + elements.push(e); + } else { + elements = [ e ]; + } e = null; } if (c === '{' || c === '}' || c === ';' || c === ',' || c === ')') { @@ -3903,7 +3954,11 @@ var Parser = function Parser(context, imports, fileInfo) { if (!s) { break; } - if (selectors) { selectors.push(s); } else { selectors = [ s ]; } + if (selectors) { + selectors.push(s); + } else { + selectors = [ s ]; + } parserInput.commentStore.length = 0; if (s.condition && selectors.length > 1) { error("Guards are only currently allowed on a single selector."); @@ -4040,11 +4095,11 @@ var Parser = function Parser(context, imports, fileInfo) { case "css": optionName = "less"; value = false; - break; + break; case "once": optionName = "multiple"; value = false; - break; + break; } options[optionName] = value; if (! parserInput.$char(',')) { break; } @@ -4255,7 +4310,7 @@ var Parser = function Parser(context, imports, fileInfo) { expressions.push(e); if (! parserInput.$char(',')) { break; } } - } while(e); + } while (e); if (expressions.length > 0) { return new(tree.Value)(expressions); @@ -4505,6 +4560,7 @@ module.exports = Parser; var PluginManager = function(less) { this.less = less; this.visitors = []; + this.preProcessors = []; this.postProcessors = []; this.installedPlugins = []; this.fileManagers = []; @@ -4515,7 +4571,7 @@ var PluginManager = function(less) { */ PluginManager.prototype.addPlugins = function(plugins) { if (plugins) { - for(var i = 0;i < plugins.length; i++) { + for (var i = 0; i < plugins.length; i++) { this.addPlugin(plugins[i]); } } @@ -4536,6 +4592,20 @@ PluginManager.prototype.addPlugin = function(plugin) { PluginManager.prototype.addVisitor = function(visitor) { this.visitors.push(visitor); }; +/** + * Adds a pre processor object + * @param {object} preProcessor + * @param {number} priority - guidelines 1 = before import, 1000 = import, 2000 = after import + */ +PluginManager.prototype.addPreProcessor = function(preProcessor, priority) { + var indexToInsertAt; + for (indexToInsertAt = 0; indexToInsertAt < this.preProcessors.length; indexToInsertAt++) { + if (this.preProcessors[indexToInsertAt].priority >= priority) { + break; + } + } + this.preProcessors.splice(indexToInsertAt, 0, {preProcessor: preProcessor, priority: priority}); +}; /** * Adds a post processor object * @param {object} postProcessor @@ -4543,7 +4613,7 @@ PluginManager.prototype.addVisitor = function(visitor) { */ PluginManager.prototype.addPostProcessor = function(postProcessor, priority) { var indexToInsertAt; - for(indexToInsertAt = 0; indexToInsertAt < this.postProcessors.length; indexToInsertAt++) { + for (indexToInsertAt = 0; indexToInsertAt < this.postProcessors.length; indexToInsertAt++) { if (this.postProcessors[indexToInsertAt].priority >= priority) { break; } @@ -4557,6 +4627,18 @@ PluginManager.prototype.addPostProcessor = function(postProcessor, priority) { PluginManager.prototype.addFileManager = function(manager) { this.fileManagers.push(manager); }; +/** + * + * @returns {Array} + * @private + */ +PluginManager.prototype.getPreProcessors = function() { + var preProcessors = []; + for (var i = 0; i < this.preProcessors.length; i++) { + preProcessors.push(this.preProcessors[i].preProcessor); + } + return preProcessors; +}; /** * * @returns {Array} @@ -4564,7 +4646,7 @@ PluginManager.prototype.addFileManager = function(manager) { */ PluginManager.prototype.getPostProcessors = function() { var postProcessors = []; - for(var i = 0; i < this.postProcessors.length; i++) { + for (var i = 0; i < this.postProcessors.length; i++) { postProcessors.push(this.postProcessors[i].postProcessor); } return postProcessors; @@ -4588,16 +4670,19 @@ PluginManager.prototype.getFileManagers = function() { module.exports = PluginManager; },{}],38:[function(require,module,exports){ -var PromiseConstructor = typeof Promise === 'undefined' ? require('promise') : Promise; +var PromiseConstructor; module.exports = function(environment, ParseTree, ImportManager) { var render = function (input, options, callback) { - if (typeof(options) === 'function') { + if (typeof options === 'function') { callback = options; options = {}; } if (!callback) { + if (!PromiseConstructor) { + PromiseConstructor = typeof Promise === 'undefined' ? require('promise') : Promise; + } var self = this; return new PromiseConstructor(function (resolve, reject) { render.call(self, input, options, function(err, output) { @@ -4660,8 +4745,12 @@ module.exports = function (SourceMapOutput, environment) { }; SourceMapBuilder.prototype.getCSSAppendage = function() { + var sourceMapURL = this.sourceMapURL; if (this.options.sourceMapFileInline) { + if (this.sourceMap === undefined) { + return ""; + } sourceMapURL = "data:application/json;base64," + environment.encodeBase64(this.sourceMap); } @@ -4731,7 +4820,7 @@ module.exports = function (environment) { if (this._sourceMapBasepath && filename.indexOf(this._sourceMapBasepath) === 0) { filename = filename.substring(this._sourceMapBasepath.length); if (filename.charAt(0) === '\\' || filename.charAt(0) === '/') { - filename = filename.substring(1); + filename = filename.substring(1); } } return (this._sourceMapRootpath || "") + filename; @@ -4775,7 +4864,7 @@ module.exports = function (environment) { original: { line: sourceLines.length, column: sourceColumns.length}, source: this.normalizeFilename(fileInfo.filename)}); } else { - for(i = 0; i < lines.length; i++) { + for (i = 0; i < lines.length; i++) { this._sourceMapGenerator.addMapping({ generated: { line: this._lineNumber + i + 1, column: i === 0 ? this._column : 0}, original: { line: sourceLines.length + i, column: i === 0 ? sourceColumns.length : 0}, source: this.normalizeFilename(fileInfo.filename)}); @@ -4801,7 +4890,7 @@ module.exports = function (environment) { this._sourceMapGenerator = new this._sourceMapGeneratorConstructor({ file: this._outputFilename, sourceRoot: null }); if (this._outputSourceFiles) { - for(var filename in this._contentsMap) { + for (var filename in this._contentsMap) { if (this._contentsMap.hasOwnProperty(filename)) { var source = this._contentsMap[filename]; @@ -4859,7 +4948,7 @@ module.exports = function(root, options) { // ]) // ) // - if (typeof(variables) === 'object' && !Array.isArray(variables)) { + if (typeof variables === 'object' && !Array.isArray(variables)) { variables = Object.keys(variables).map(function (k) { var value = variables[k]; @@ -4883,7 +4972,7 @@ module.exports = function(root, options) { if (options.pluginManager) { var pluginVisitors = options.pluginManager.getVisitors(); - for(i = 0; i < pluginVisitors.length; i++) { + for (i = 0; i < pluginVisitors.length; i++) { var pluginVisitor = pluginVisitors[i]; if (pluginVisitor.isPreEvalVisitor) { preEvalVisitors.push(pluginVisitor); @@ -4897,13 +4986,13 @@ module.exports = function(root, options) { } } - for(i = 0; i < preEvalVisitors.length; i++) { + for (i = 0; i < preEvalVisitors.length; i++) { preEvalVisitors[i].run(root); } evaldRoot = root.eval(evalEnv); - for(i = 0; i < visitors.length; i++) { + for (i = 0; i < visitors.length; i++) { visitors[i].run(evaldRoot); } @@ -4948,7 +5037,7 @@ var Anonymous = function (value, index, currentFileInfo, mapLines, rulesetLike) this.index = index; this.mapLines = mapLines; this.currentFileInfo = currentFileInfo; - this.rulesetLike = (typeof rulesetLike === 'undefined')? false : rulesetLike; + this.rulesetLike = (typeof rulesetLike === 'undefined') ? false : rulesetLike; }; Anonymous.prototype = new Node(); Anonymous.prototype.type = "Anonymous"; @@ -5077,7 +5166,7 @@ Call.prototype.eval = function (context) { Call.prototype.genCSS = function (context, output) { output.add(this.name + "(", this.currentFileInfo, this.index); - for(var i = 0; i < this.args.length; i++) { + for (var i = 0; i < this.args.length; i++) { this.args[i].genCSS(context, output); if (i + 1 < this.args.length) { output.add(", "); @@ -5113,7 +5202,7 @@ var Color = function (rgb, a) { return parseInt(c + c, 16); }); } - this.alpha = typeof(a) === 'number' ? a : 1; + this.alpha = typeof a === 'number' ? a : 1; }; Color.prototype = new Node(); @@ -5240,7 +5329,7 @@ Color.prototype.toHSV = function () { if (max === min) { h = 0; } else { - switch(max){ + switch(max) { case r: h = (g - b) / d + (g < b ? 6 : 0); break; case g: h = (b - r) / d + 2; break; case b: h = (r - g) / d + 4; break; @@ -5354,10 +5443,14 @@ Condition.prototype.eval = function (context) { case 'or': return a || b; default: switch (Node.compare(a, b)) { - case -1: return op === '<' || op === '=<' || op === '<='; - case 0: return op === '=' || op === '>=' || op === '=<' || op === '<='; - case 1: return op === '>' || op === '>='; - default: return false; + case -1: + return op === '<' || op === '=<' || op === '<='; + case 0: + return op === '=' || op === '>=' || op === '=<' || op === '<='; + case 1: + return op === '>' || op === '>='; + default: + return false; } } })(this.op, this.lvalue.eval(context), this.rvalue.eval(context)); @@ -5502,9 +5595,9 @@ Dimension.prototype.operate = function (context, op, other) { } else { other = other.convertTo(this.unit.usedUnits()); - if(context.strictUnits && other.unit.toString() !== unit.toString()) { - throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '" + unit.toString() + - "' and '" + other.unit.toString() + "'."); + if (context.strictUnits && other.unit.toString() !== unit.toString()) { + throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '" + unit.toString() + + "' and '" + other.unit.toString() + "'."); } value = this._operate(context, op, this.value, other.value); @@ -5548,7 +5641,7 @@ Dimension.prototype.convertTo = function (conversions) { i, groupName, group, targetUnit, derivedConversions = {}, applyUnit; if (typeof conversions === 'string') { - for(i in unitConversions) { + for (i in unitConversions) { if (unitConversions[i].hasOwnProperty(conversions)) { derivedConversions = {}; derivedConversions[i] = conversions; @@ -5720,7 +5813,7 @@ var Element = function (combinator, value, index, currentFileInfo) { this.combinator = combinator instanceof Combinator ? combinator : new Combinator(combinator); - if (typeof(value) === 'string') { + if (typeof value === 'string') { this.value = value.trim(); } else if (value) { this.value = value; @@ -5810,7 +5903,7 @@ Expression.prototype.eval = function (context) { return returnValue; }; Expression.prototype.genCSS = function (context, output) { - for(var i = 0; i < this.value.length; i++) { + for (var i = 0; i < this.value.length; i++) { this.value[i].genCSS(context, output); if (i + 1 < this.value.length) { output.add(" "); @@ -5838,11 +5931,11 @@ var Extend = function Extend(selector, option, index) { case "all": this.allowBefore = true; this.allowAfter = true; - break; + break; default: this.allowBefore = false; this.allowAfter = false; - break; + break; } }; Extend.next_id = 0; @@ -5863,7 +5956,7 @@ Extend.prototype.findSelfSelectors = function (selectors) { i, selectorElements; - for(i = 0; i < selectors.length; i++) { + for (i = 0; i < selectors.length; i++) { selectorElements = selectors[i].elements; // duplicate the logic in genCSS function inside the selector node. // future TODO - move both logics into the selector joiner visitor @@ -6079,9 +6172,9 @@ JavaScript.prototype.type = "JavaScript"; JavaScript.prototype.eval = function(context) { var result = this.evaluateJavaScript(this.expression, context); - if (typeof(result) === 'number') { + if (typeof result === 'number') { return new Dimension(result); - } else if (typeof(result) === 'string') { + } else if (typeof result === 'string') { return new Quoted('"' + result + '"', result, this.escaped, this.index); } else if (Array.isArray(result)) { return new Anonymous(result.join(', ')); @@ -6213,7 +6306,7 @@ Media.prototype.eval = function (context) { } var media = new Media(null, [], this.index, this.currentFileInfo); - if(this.debugInfo) { + if (this.debugInfo) { this.rules[0].debugInfo = this.debugInfo; media.debugInfo = this.debugInfo; } @@ -6301,7 +6394,7 @@ Media.prototype.evalNested = function (context) { return fragment.toCSS ? fragment : new Anonymous(fragment); }); - for(i = path.length - 1; i > 0; i--) { + for (i = path.length - 1; i > 0; i--) { path.splice(i, 0, new Anonymous("and")); } @@ -6312,26 +6405,26 @@ Media.prototype.evalNested = function (context) { return new Ruleset([], []); }; Media.prototype.permute = function (arr) { - if (arr.length === 0) { - return []; - } else if (arr.length === 1) { - return arr[0]; - } else { - var result = []; - var rest = this.permute(arr.slice(1)); - for (var i = 0; i < rest.length; i++) { - for (var j = 0; j < arr[0].length; j++) { - result.push([arr[0][j]].concat(rest[i])); - } - } - return result; - } + if (arr.length === 0) { + return []; + } else if (arr.length === 1) { + return arr[0]; + } else { + var result = []; + var rest = this.permute(arr.slice(1)); + for (var i = 0; i < rest.length; i++) { + for (var j = 0; j < arr[0].length; j++) { + result.push([arr[0][j]].concat(rest[i])); + } + } + return result; + } }; Media.prototype.bubbleSelectors = function (selectors) { - if (!selectors) { - return; - } - this.rules = [new Ruleset(selectors.slice(0), [this.rules[0]])]; + if (!selectors) { + return; + } + this.rules = [new Ruleset(selectors.slice(0), [this.rules[0]])]; }; module.exports = Media; @@ -6369,7 +6462,7 @@ MixinCall.prototype.eval = function (context) { for (f = 0; f < 2; f++) { conditionResult[f] = true; defaultFunc.value(f); - for(p = 0; p < mixinPath.length && conditionResult[f]; p++) { + for (p = 0; p < mixinPath.length && conditionResult[f]; p++) { namespace = mixinPath[p]; if (namespace.matchCondition) { conditionResult[f] = conditionResult[f] && namespace.matchCondition(null, context); @@ -6409,7 +6502,7 @@ MixinCall.prototype.eval = function (context) { mixin = mixins[m].rule; mixinPath = mixins[m].path; isRecursive = false; - for(f = 0; f < context.frames.length; f++) { + for (f = 0; f < context.frames.length; f++) { if ((!(mixin instanceof MixinDefinition)) && mixin === (context.frames[f].originalRuleset || context.frames[f])) { isRecursive = true; break; @@ -6524,8 +6617,12 @@ var Definition = function (name, params, rules, condition, variadic, frames) { this.rules = rules; this._lookups = {}; this.required = params.reduce(function (count, p) { - if (!p.name || (p.name && !p.value)) { return count + 1; } - else { return count; } + if (!p.name || (p.name && !p.value)) { + return count + 1; + } + else { + return count; + } }, 0); this.frames = frames; }; @@ -6554,11 +6651,11 @@ Definition.prototype.evalParams = function (context, mixinEnv, args, evaldArgume args = args.slice(0); argsLength = args.length; - for(i = 0; i < argsLength; i++) { + for (i = 0; i < argsLength; i++) { arg = args[i]; if (name = (arg && arg.name)) { isNamedFound = false; - for(j = 0; j < params.length; j++) { + for (j = 0; j < params.length; j++) { if (!evaldArguments[j] && name === params[j].name) { evaldArguments[j] = arg.value.eval(context); frame.prependRule(new Rule(name, arg.value.eval(context))); @@ -6617,6 +6714,17 @@ Definition.prototype.evalParams = function (context, mixinEnv, args, evaldArgume return frame; }; +Definition.prototype.makeImportant = function() { + var rules = !this.rules ? this.rules : this.rules.map(function (r) { + if (r.makeImportant) { + return r.makeImportant(true); + } else { + return r; + } + }); + var result = new Definition (this.name, this.params, rules, this.condition, this.variadic, this.frames); + return result; +}; Definition.prototype.eval = function (context) { return new Definition(this.name, this.params, this.rules, this.condition, this.variadic, this.frames || context.frames.slice(0)); }; @@ -6634,7 +6742,7 @@ Definition.prototype.evalCall = function (context, args, important) { ruleset.originalRuleset = this; ruleset = ruleset.eval(new contexts.Eval(context, [this, frame].concat(mixinFrames))); if (important) { - ruleset = this.makeImportant.apply(ruleset); + ruleset = ruleset.makeImportant(); } return ruleset; }; @@ -6653,10 +6761,16 @@ Definition.prototype.matchArgs = function (args, context) { var argsLength = (args && args.length) || 0, len; if (! this.variadic) { - if (argsLength < this.required) { return false; } - if (argsLength > this.params.length) { return false; } + if (argsLength < this.required) { + return false; + } + if (argsLength > this.params.length) { + return false; + } } else { - if (argsLength < (this.required - 1)) { return false; } + if (argsLength < (this.required - 1)) { + return false; + } } len = Math.min(argsLength, this.arity); @@ -6876,9 +6990,9 @@ Quoted.prototype.eval = function (context) { function iterativeReplace(value, regexp, replacementFnc) { var evaluatedValue = value; do { - value = evaluatedValue; - evaluatedValue = value.replace(regexp, replacementFnc); - } while (value !== evaluatedValue); + value = evaluatedValue; + evaluatedValue = value.replace(regexp, replacementFnc); + } while (value !== evaluatedValue); return evaluatedValue; } value = iterativeReplace(value, /`([^`]+)`/g, javascriptReplacement); @@ -6942,7 +7056,7 @@ Rule.prototype.eval = function (context) { // things faster (~10% for benchmark.less): name = (name.length === 1) && (name[0] instanceof Keyword) ? name[0].value : evalName(context, name); - variable = false; // never treat expanded interpolation as new variable name + variable = false; // never treat expanded interpolation as new variable name } if (name === "font" && !context.strictMath) { strictMathBypass = true; @@ -7068,7 +7182,7 @@ Ruleset.prototype.eval = function (context) { ruleset.firstRoot = this.firstRoot; ruleset.allowImports = this.allowImports; - if(this.debugInfo) { + if (this.debugInfo) { ruleset.debugInfo = this.debugInfo; } @@ -7153,7 +7267,7 @@ Ruleset.prototype.eval = function (context) { if (rule.selectors[0].isJustParentSelector()) { rsRules.splice(i--, 1); - for(var j = 0; j < rule.rules.length; j++) { + for (var j = 0; j < rule.rules.length; j++) { subRule = rule.rules[j]; if (!(subRule instanceof Rule) || !subRule.variable) { rsRules.splice(++i, 0, subRule); @@ -7193,15 +7307,17 @@ Ruleset.prototype.evalImports = function(context) { } }; Ruleset.prototype.makeImportant = function() { - this.rules = this.rules.map(function (r) { + var result = new Ruleset(this.selectors, this.rules.map(function (r) { if (r.makeImportant) { return r.makeImportant(); } else { return r; } - }); - return this; -};Ruleset.prototype.matchArgs = function (args) { + }), this.strictImports); + + return result; +}; +Ruleset.prototype.matchArgs = function (args) { return !args || args.length === 0; }; // lets you call a css selector with a guard @@ -7234,7 +7350,7 @@ Ruleset.prototype.variables = function () { // guard against root being a string (in the case of inlined less) if (r.type === "Import" && r.root && r.root.variables) { var vars = r.root.variables(); - for(var name in vars) { + for (var name in vars) { if (vars.hasOwnProperty(name)) { hash[name] = vars[name]; } @@ -7265,7 +7381,11 @@ Ruleset.prototype.rulesets = function () { }; Ruleset.prototype.prependRule = function (rule) { var rules = this.rules; - if (rules) { rules.unshift(rule); } else { this.rules = [ rule ]; } + if (rules) { + rules.unshift(rule); + } else { + this.rules = [ rule ]; + } }; Ruleset.prototype.find = function (selector, self, filter) { self = self || this; @@ -7280,13 +7400,13 @@ Ruleset.prototype.find = function (selector, self, filter) { match = selector.match(rule.selectors[j]); if (match) { if (selector.elements.length > match) { - if (!filter || filter(rule)) { - foundMixins = rule.find(new Selector(selector.elements.slice(match)), self, filter); - for (var i = 0; i < foundMixins.length; ++i) { - foundMixins[i].path.push(rule); + if (!filter || filter(rule)) { + foundMixins = rule.find(new Selector(selector.elements.slice(match)), self, filter); + for (var i = 0; i < foundMixins.length; ++i) { + foundMixins[i].path.push(rule); + } + Array.prototype.push.apply(rules, foundMixins); } - Array.prototype.push.apply(rules, foundMixins); - } } else { rules.push({ rule: rule, path: []}); } @@ -7319,19 +7439,17 @@ Ruleset.prototype.genCSS = function (context, output) { sep; function isRulesetLikeNode(rule, root) { - // if it has nested rules, then it should be treated like a ruleset - // medias and comments do not have nested rules, but should be treated like rulesets anyway - // some directives and anonymous nodes are ruleset like, others are not - if (typeof rule.isRulesetLike === "boolean") - { - return rule.isRulesetLike; - } else if (typeof rule.isRulesetLike === "function") - { - return rule.isRulesetLike(root); - } + // if it has nested rules, then it should be treated like a ruleset + // medias and comments do not have nested rules, but should be treated like rulesets anyway + // some directives and anonymous nodes are ruleset like, others are not + if (typeof rule.isRulesetLike === "boolean") { + return rule.isRulesetLike; + } else if (typeof rule.isRulesetLike === "function") { + return rule.isRulesetLike(root); + } - //anything else is assumed to be a rule - return false; + //anything else is assumed to be a rule + return false; } for (i = 0; i < this.rules.length; i++) { @@ -7508,7 +7626,7 @@ Ruleset.prototype.joinSelector = function (paths, context, selector) { // } // == [[.a] [.c]] [[.b] [.c]] // - var i, j, k, currentElements, newSelectors, selectorsMultiplied, sel, el, hadParentSelector = false; + var i, j, k, currentElements, newSelectors, selectorsMultiplied, sel, el, hadParentSelector = false, length, lastSelector; function findNestedSelector(element) { var maybeSelector; if (element.value.type !== 'Paren') { @@ -7602,8 +7720,11 @@ Ruleset.prototype.joinSelector = function (paths, context, selector) { mergeElementsOnToSelectors(currentElements, newSelectors); for (i = 0; i < newSelectors.length; i++) { - if (newSelectors[i].length > 0) { + length = newSelectors[i].length; + if (length > 0) { paths.push(newSelectors[i]); + lastSelector = newSelectors[i][length - 1]; + newSelectors[i][length - 1] = lastSelector.createDerived(lastSelector.elements, inSelector.extendList); } } @@ -7810,7 +7931,7 @@ Selector.prototype.genCSS = function (context, output) { } if (!this._css) { //TODO caching? speed comparison? - for(i = 0; i < this.elements.length; i++) { + for (i = 0; i < this.elements.length; i++) { element = this.elements[i]; element.genCSS(context, output); } @@ -7864,6 +7985,8 @@ Unit.prototype.genCSS = function (context, output) { output.add(this.numerator[0]); // the ideal situation } else if (!strictUnits && this.backupUnit) { output.add(this.backupUnit); + } else if (!strictUnits && this.denominator.length) { + output.add(this.denominator[0]); } }; Unit.prototype.toString = function () { @@ -8041,7 +8164,7 @@ Value.prototype.eval = function (context) { }; Value.prototype.genCSS = function (context, output) { var i; - for(i = 0; i < this.value.length; i++) { + for (i = 0; i < this.value.length; i++) { this.value[i].genCSS(context, output); if (i + 1 < this.value.length) { output.add((context && context.compress) ? ',' : ', '); @@ -8161,7 +8284,7 @@ ExtendFinderVisitor.prototype = { // get &:extend(.a); rules which apply to all selectors in this ruleset var rules = rulesetNode.rules, ruleCnt = rules ? rules.length : 0; - for(i = 0; i < ruleCnt; i++) { + for (i = 0; i < ruleCnt; i++) { if (rulesetNode.rules[i] instanceof tree.Extend) { allSelectorsExtendList.push(rules[i]); rulesetNode.extendOnEveryPath = true; @@ -8171,7 +8294,7 @@ ExtendFinderVisitor.prototype = { // now find every selector and apply the extends that apply to all extends // and the ones which apply to an individual extend var paths = rulesetNode.paths; - for(i = 0; i < paths.length; i++) { + for (i = 0; i < paths.length; i++) { var selectorPath = paths[i], selector = selectorPath[selectorPath.length - 1], selExtendList = selector.extendList; @@ -8185,7 +8308,7 @@ ExtendFinderVisitor.prototype = { }); } - for(j = 0; j < extendList.length; j++) { + for (j = 0; j < extendList.length; j++) { this.foundExtends = true; extend = extendList[j]; extend.findSelfSelectors(selectorPath); @@ -8242,9 +8365,10 @@ ProcessExtendsVisitor.prototype = { var selector = "_unknown_"; try { selector = extend.selector.toCSS({}); - }catch(_){} + } + catch(_) {} - if(!indicies[extend.index + ' ' + selector]) { + if (!indicies[extend.index + ' ' + selector]) { indicies[extend.index + ' ' + selector] = true; logger.warn("extend '" + selector + "' has no matches"); } @@ -8271,14 +8395,14 @@ ProcessExtendsVisitor.prototype = { // and the second is the target. // the seperation into two lists allows us to process a subset of chains with a bigger set, as is the // case when processing media queries - for(extendIndex = 0; extendIndex < extendsList.length; extendIndex++){ - for(targetExtendIndex = 0; targetExtendIndex < extendsListTarget.length; targetExtendIndex++){ + for (extendIndex = 0; extendIndex < extendsList.length; extendIndex++) { + for (targetExtendIndex = 0; targetExtendIndex < extendsListTarget.length; targetExtendIndex++) { extend = extendsList[extendIndex]; targetExtend = extendsListTarget[targetExtendIndex]; // look for circular references - if( extend.parent_ids.indexOf( targetExtend.object_id ) >= 0 ){ continue; } + if ( extend.parent_ids.indexOf( targetExtend.object_id ) >= 0 ) { continue; } // find a match in the target extends self selector (the bit before :extend) selectorPath = [targetExtend.selfSelectors[0]]; @@ -8362,8 +8486,8 @@ ProcessExtendsVisitor.prototype = { // look at each selector path in the ruleset, find any extend matches and then copy, find and replace - for(extendIndex = 0; extendIndex < allExtends.length; extendIndex++) { - for(pathIndex = 0; pathIndex < rulesetNode.paths.length; pathIndex++) { + for (extendIndex = 0; extendIndex < allExtends.length; extendIndex++) { + for (pathIndex = 0; pathIndex < rulesetNode.paths.length; pathIndex++) { selectorPath = rulesetNode.paths[pathIndex]; // extending extends happens initially, before the main pass @@ -8396,10 +8520,10 @@ ProcessExtendsVisitor.prototype = { potentialMatches = [], potentialMatch, matches = []; // loop through the haystack elements - for(haystackSelectorIndex = 0; haystackSelectorIndex < haystackSelectorPath.length; haystackSelectorIndex++) { + for (haystackSelectorIndex = 0; haystackSelectorIndex < haystackSelectorPath.length; haystackSelectorIndex++) { hackstackSelector = haystackSelectorPath[haystackSelectorIndex]; - for(hackstackElementIndex = 0; hackstackElementIndex < hackstackSelector.elements.length; hackstackElementIndex++) { + for (hackstackElementIndex = 0; hackstackElementIndex < hackstackSelector.elements.length; hackstackElementIndex++) { haystackElement = hackstackSelector.elements[hackstackElementIndex]; @@ -8409,7 +8533,7 @@ ProcessExtendsVisitor.prototype = { initialCombinator: haystackElement.combinator}); } - for(i = 0; i < potentialMatches.length; i++) { + for (i = 0; i < potentialMatches.length; i++) { potentialMatch = potentialMatches[i]; // selectors add " " onto the first element. When we use & it joins the selectors together, but if we don't @@ -8479,7 +8603,7 @@ ProcessExtendsVisitor.prototype = { if (!(elementValue2 instanceof tree.Selector) || elementValue1.elements.length !== elementValue2.elements.length) { return false; } - for(var i = 0; i < elementValue1.elements.length; i++) { + for (var i = 0; i < elementValue1.elements.length; i++) { if (elementValue1.elements[i].combinator.value !== elementValue2.elements[i].combinator.value) { if (i !== 0 || (elementValue1.elements[i].combinator.value || ' ') !== (elementValue2.elements[i].combinator.value || ' ')) { return false; @@ -8612,8 +8736,8 @@ ImportSequencer.prototype.addVariableImport = function(callback) { ImportSequencer.prototype.tryRun = function() { this._currentDepth++; try { - while(true) { - while(this.imports.length > 0) { + while (true) { + while (this.imports.length > 0) { var importItem = this.imports[0]; if (!importItem.isReady) { return; @@ -8698,7 +8822,7 @@ ImportVisitor.prototype = { try { evaldImportNode = importNode.evalForImport(context); - } catch(e){ + } catch(e) { if (!e.filename) { e.index = importNode.index; e.filename = importNode.currentFileInfo.filename; } // attempt to eval properly and treat as css importNode.css = true; @@ -8715,7 +8839,7 @@ ImportVisitor.prototype = { // try appending if we haven't determined if it is css or not var tryAppendLessExtension = evaldImportNode.css === undefined; - for(var i = 0; i < importParent.rules.length; i++) { + for (var i = 0; i < importParent.rules.length; i++) { if (importParent.rules[i] === importNode) { importParent.rules[i] = evaldImportNode; break; @@ -8978,7 +9102,7 @@ ToCSSVisitor.prototype = { checkPropertiesInRoot: function(rules) { var ruleNode; - for(var i = 0; i < rules.length; i++) { + for (var i = 0; i < rules.length; i++) { ruleNode = rules[i]; if (ruleNode instanceof tree.Rule && !ruleNode.variable) { throw { message: "properties must be inside selector blocks, they cannot be in the root.", @@ -9000,7 +9124,7 @@ ToCSSVisitor.prototype = { if (p[0].elements[0].combinator.value === ' ') { p[0].elements[0].combinator = new(tree.Combinator)(''); } - for(i = 0; i < p.length; i++) { + for (i = 0; i < p.length; i++) { if (p[i].getIsReferenced() && p[i].getIsOutput()) { return true; } @@ -9065,7 +9189,7 @@ ToCSSVisitor.prototype = { var ruleCache = {}, ruleList, rule, i; - for(i = rules.length - 1; i >= 0 ; i--) { + for (i = rules.length - 1; i >= 0 ; i--) { rule = rules[i]; if (rule instanceof tree.Rule) { if (!ruleCache[rule.name]) { @@ -9132,8 +9256,8 @@ ToCSSVisitor.prototype = { var spacedGroups = []; var lastSpacedGroup = []; parts.map(function (p) { - if (p.merge === "+") { - if (lastSpacedGroup.length > 0) { + if (p.merge === "+") { + if (lastSpacedGroup.length > 0) { spacedGroups.push(toExpression(lastSpacedGroup)); } lastSpacedGroup = []; @@ -9307,69 +9431,39 @@ module.exports = Visitor; // shim for using process in browser var process = module.exports = {}; +var queue = []; +var draining = false; -process.nextTick = (function () { - var canSetImmediate = typeof window !== 'undefined' - && window.setImmediate; - var canMutationObserver = typeof window !== 'undefined' - && window.MutationObserver; - var canPost = typeof window !== 'undefined' - && window.postMessage && window.addEventListener - ; - - if (canSetImmediate) { - return function (f) { return window.setImmediate(f) }; +function drainQueue() { + if (draining) { + return; } - - var queue = []; - - if (canMutationObserver) { - var hiddenDiv = document.createElement("div"); - var observer = new MutationObserver(function () { - var queueList = queue.slice(); - queue.length = 0; - queueList.forEach(function (fn) { - fn(); - }); - }); - - observer.observe(hiddenDiv, { attributes: true }); - - return function nextTick(fn) { - if (!queue.length) { - hiddenDiv.setAttribute('yes', 'no'); - } - queue.push(fn); - }; + draining = true; + var currentQueue; + var len = queue.length; + while(len) { + currentQueue = queue; + queue = []; + var i = -1; + while (++i < len) { + currentQueue[i](); + } + len = queue.length; } - - if (canPost) { - window.addEventListener('message', function (ev) { - var source = ev.source; - if ((source === window || source === null) && ev.data === 'process-tick') { - ev.stopPropagation(); - if (queue.length > 0) { - var fn = queue.shift(); - fn(); - } - } - }, true); - - return function nextTick(fn) { - queue.push(fn); - window.postMessage('process-tick', '*'); - }; + draining = false; +} +process.nextTick = function (fun) { + queue.push(fun); + if (!draining) { + setTimeout(drainQueue, 0); } - - return function nextTick(fn) { - setTimeout(fn, 0); - }; -})(); +}; process.title = 'browser'; process.browser = true; process.env = {}; process.argv = []; +process.version = ''; // empty string to avoid regexp issues function noop() {} @@ -9390,6 +9484,7 @@ process.cwd = function () { return '/' }; process.chdir = function (dir) { throw new Error('process.chdir is not supported'); }; +process.umask = function() { return 0; }; },{}],89:[function(require,module,exports){ 'use strict'; diff --git a/dist/less.min.js b/dist/less.min.js index 7a2e68480..d7011f136 100644 --- a/dist/less.min.js +++ b/dist/less.min.js @@ -1,5 +1,5 @@ /*! - * Less - Leaner CSS v2.3.1 + * Less - Leaner CSS v2.4.0 * http://lesscss.org * * Copyright (c) 2009-2015, Alexis Sellier @@ -10,8 +10,8 @@ /** * @license Apache v2 */ -!function(a){if("object"==typeof exports&&"undefined"!=typeof module)module.exports=a();else if("function"==typeof define&&define.amd)define([],a);else{var b;"undefined"!=typeof window?b=window:"undefined"!=typeof global?b=global:"undefined"!=typeof self&&(b=self),b.less=a()}}(function(){return function a(b,c,d){function e(g,h){if(!c[g]){if(!b[g]){var i="function"==typeof require&&require;if(!h&&i)return i(g,!0);if(f)return f(g,!0);var j=new Error("Cannot find module '"+g+"'");throw j.code="MODULE_NOT_FOUND",j}var k=c[g]={exports:{}};b[g][0].call(k.exports,function(a){var c=b[g][1][a];return e(c?c:a)},k,k.exports,a,b,c,d)}return c[g].exports}for(var f="function"==typeof require&&require,g=0;d.length>g;g++)e(d[g]);return e}({1:[function(a,b){var c=a("./utils").addDataAttr,d=a("./browser");b.exports=function(a,b){c(b,d.currentScript(a)),void 0===b.isFileProtocol&&(b.isFileProtocol=/^(file|(chrome|safari)(-extension)?|resource|qrc|app):/.test(a.location.protocol)),b.async=b.async||!1,b.fileAsync=b.fileAsync||!1,b.poll=b.poll||(b.isFileProtocol?1e3:1500),b.env=b.env||("127.0.0.1"==a.location.hostname||"0.0.0.0"==a.location.hostname||"localhost"==a.location.hostname||a.location.port&&a.location.port.length>0||b.isFileProtocol?"development":"production");var e=/!dumpLineNumbers:(comments|mediaquery|all)/.exec(a.location.hash);e&&(b.dumpLineNumbers=e[1]),void 0===b.useFileCache&&(b.useFileCache=!0),void 0===b.onReady&&(b.onReady=!0)}},{"./browser":3,"./utils":9}],2:[function(a,b){a("promise/polyfill.js");var c=window.less||{};a("./add-default-options")(window,c);var d=b.exports=a("./index")(window,c);c.onReady&&(/!watch/.test(window.location.hash)&&d.watch(),d.pageLoadFinished=d.registerStylesheets().then(function(){return d.refresh("development"===d.env)}))},{"./add-default-options":1,"./index":7,"promise/polyfill.js":void 0}],3:[function(a,b){var c=a("./utils");b.exports={createCSS:function(a,b,d){var e=d.href||"",f="less:"+(d.title||c.extractId(e)),g=a.getElementById(f),h=!1,i=a.createElement("style");i.setAttribute("type","text/css"),d.media&&i.setAttribute("media",d.media),i.id=f,i.styleSheet||(i.appendChild(a.createTextNode(b)),h=null!==g&&g.childNodes.length>0&&i.childNodes.length>0&&g.firstChild.nodeValue===i.firstChild.nodeValue);var j=a.getElementsByTagName("head")[0];if(null===g||h===!1){var k=d&&d.nextSibling||null;k?k.parentNode.insertBefore(i,k):j.appendChild(i)}if(g&&h===!1&&g.parentNode.removeChild(g),i.styleSheet)try{i.styleSheet.cssText=b}catch(l){throw new Error("Couldn't reassign styleSheet.cssText.")}},currentScript:function(a){var b=a.document;return b.currentScript||function(){var a=b.getElementsByTagName("script");return a[a.length-1]}()}}},{"./utils":9}],4:[function(a,b){b.exports=function(a,b,c){var d=null;if("development"!==b.env)try{d="undefined"==typeof a.localStorage?null:a.localStorage}catch(e){}return{setCSS:function(a,b,e){if(d){c.info("saving "+a+" to cache.");try{d.setItem(a,e),d.setItem(a+":timestamp",b)}catch(f){c.error('failed to save "'+a+'" to local storage for caching.')}}},getCSS:function(a,b){var c=d&&d.getItem(a),e=d&&d.getItem(a+":timestamp");return e&&b.lastModified&&new Date(b.lastModified).valueOf()===new Date(e).valueOf()?c:void 0}}}},{}],5:[function(a,b){var c=a("./utils"),d=a("./browser");b.exports=function(a,b,e){function f(b,f){var g,h,i="less-error-message:"+c.extractId(f||""),j='
  • {content}
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    "+(b.type||"Syntax")+"Error: "+(b.message||"There is an error in your .less file")+'

    in '+n+" ";var o=function(a,b,c){void 0!==a.extract[b]&&l.push(j.replace(/\{line\}/,(parseInt(a.line,10)||0)+(b-1)).replace(/\{class\}/,c).replace(/\{content\}/,a.extract[b]))};b.extract&&(o(b,0,""),o(b,1,"line"),o(b,2,""),h+="on line "+b.line+", column "+(b.column+1)+":

    "),b.stack&&(b.extract||e.logLevel>=4)&&(h+="
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    "+b.stack.split("\n").slice(1).join("
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15px"].join(";"),"development"===e.env&&(g=setInterval(function(){var b=a.document,c=b.body;c&&(b.getElementById(i)?c.replaceChild(k,b.getElementById(i)):c.insertBefore(k,c.firstChild),clearInterval(g))},10))}function g(a,b){e.errorReporting&&"html"!==e.errorReporting?"console"===e.errorReporting?k(a,b):"function"==typeof e.errorReporting&&e.errorReporting("add",a,b):f(a,b)}function h(b){var d=a.document.getElementById("less-error-message:"+c.extractId(b));d&&d.parentNode.removeChild(d)}function i(){}function j(a){e.errorReporting&&"html"!==e.errorReporting?"console"===e.errorReporting?i(a):"function"==typeof e.errorReporting&&e.errorReporting("remove",a):h(a)}function k(a,c){var d="{line} {content}",f=a.filename||c,g=[],h=(a.type||"Syntax")+"Error: "+(a.message||"There is an error in your .less file")+" in "+f+" ",i=function(a,b,c){void 0!==a.extract[b]&&g.push(d.replace(/\{line\}/,(parseInt(a.line,10)||0)+(b-1)).replace(/\{class\}/,c).replace(/\{content\}/,a.extract[b]))};a.extract&&(i(a,0,""),i(a,1,"line"),i(a,2,""),h+="on line "+a.line+", column "+(a.column+1)+":\n"+g.join("\n")),a.stack&&(a.extract||e.logLevel>=4)&&(h+="\nStack Trace\n"+a.stack),b.logger.error(h)}return{add:g,remove:j}}},{"./browser":3,"./utils":9}],6:[function(a,b){b.exports=function(b,c){function d(){if(window.XMLHttpRequest&&!("file:"===window.location.protocol&&"ActiveXObject"in window))return new XMLHttpRequest;try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(a){return c.error("browser doesn't support AJAX."),null}}var e=a("../less/environment/abstract-file-manager.js"),f={},g=function(){};return g.prototype=new e,g.prototype.alwaysMakePathsAbsolute=function(){return!0},g.prototype.join=function(a,b){return a?this.extractUrlParts(b,a).path:b},g.prototype.doXHR=function(a,e,f,g){function h(b,c,d){b.status>=200&&300>b.status?c(b.responseText,b.getResponseHeader("Last-Modified")):"function"==typeof d&&d(b.status,a)}var i=d(),j=b.isFileProtocol?b.fileAsync:b.async;"function"==typeof i.overrideMimeType&&i.overrideMimeType("text/css"),c.debug("XHR: Getting '"+a+"'"),i.open("GET",a,j),i.setRequestHeader("Accept",e||"text/x-less, text/css; q=0.9, */*; q=0.5"),i.send(null),b.isFileProtocol&&!b.fileAsync?0===i.status||i.status>=200&&300>i.status?f(i.responseText):g(i.status,a):j?i.onreadystatechange=function(){4==i.readyState&&h(i,f,g)}:h(i,f,g)},g.prototype.supports=function(){return!0},g.prototype.clearFileCache=function(){f={}},g.prototype.loadFile=function(a,b,c,d,e){b&&!this.isPathAbsolute(a)&&(a=b+a),c=c||{};var g=this.extractUrlParts(a,window.location.href),h=g.url;if(c.useFileCache&&f[h])try{var i=f[h];e(null,{contents:i,filename:h,webInfo:{lastModified:new Date}})}catch(j){e({filename:h,message:"Error loading file "+h+" error was "+j.message})}else this.doXHR(h,c.mime,function(a,b){f[h]=a,e(null,{contents:a,filename:h,webInfo:{lastModified:b}})},function(a,b){e({type:"File",message:"'"+b+"' wasn't found ("+a+")",href:h})})},g}},{"../less/environment/abstract-file-manager.js":14}],7:[function(a,b){var c=a("./utils").addDataAttr,d=a("./browser");b.exports=function(e,f){function g(a){return f.postProcessor&&"function"==typeof f.postProcessor&&(a=f.postProcessor.call(a,a)||a),a}function h(a){var b={};for(var c in a)a.hasOwnProperty(c)&&(b[c]=a[c]);return b}function i(a,b){var c=Array.prototype.slice.call(arguments,2);return function(){var d=c.concat(Array.prototype.slice.call(arguments,0));return a.apply(b,d)}}function j(a){for(var b,c=n.getElementsByTagName("style"),d=0;c.length>d;d++)if(b=c[d],b.type.match(u)){var e=h(f);e.modifyVars=a;var g=b.innerHTML||"";e.filename=n.location.href.replace(/#.*$/,""),o.render(g,e,i(function(a,b,c){b?s.add(b,"inline"):(a.type="text/css",a.styleSheet?a.styleSheet.cssText=c.css:a.innerHTML=c.css)},null,b))}}function k(a,b,d,e,i){function j(c){var f=c.contents,h=c.filename,i=c.webInfo,j={currentDirectory:r.getPath(h),filename:h,rootFilename:h,relativeUrls:k.relativeUrls};if(j.entryPath=j.currentDirectory,j.rootpath=k.rootpath||j.currentDirectory,i&&(i.remaining=e,!k.modifyVars)){var l=t.getCSS(h,i);if(!d&&l)return i.local=!0,void b(null,l,f,a,i,h)}s.remove(h),k.rootFileInfo=j,o.render(f,k,function(c,d){c?(c.href=h,b(c)):(d.css=g(d.css),k.modifyVars||t.setCSS(a.href,i.lastModified,d.css),b(null,d.css,f,a,i,h))})}var k=h(f);c(k,a),k.mime=a.type,i&&(k.modifyVars=i),r.loadFile(a.href,null,k,p,function(a,c){return a?void b(a):void j(c)})}function l(a,b,c){for(var d=0;o.sheets.length>d;d++)k(o.sheets[d],a,b,o.sheets.length-(d+1),c)}function m(){"development"===o.env&&(o.watchTimer=setInterval(function(){o.watchMode&&(r.clearFileCache(),l(function(a,b,c,f){a?s.add(a,a.href||f.href):b&&d.createCSS(e.document,b,f)}))},f.poll))}var n=e.document,o=a("../less")();b.exports=o,o.options=f;var p=o.environment,q=a("./file-manager")(f,o.logger),r=new q;p.addFileManager(r),o.FileManager=q,a("./log-listener")(o,f);var s=a("./error-reporting")(e,o,f),t=o.cache=f.cache||a("./cache")(e,f,o.logger);f.functions&&o.functions.functionRegistry.addMultiple(f.functions);var u=/^text\/(x-)?less$/;return o.watch=function(){return o.watchMode||(o.env="development",m()),this.watchMode=!0,!0},o.unwatch=function(){return clearInterval(o.watchTimer),this.watchMode=!1,!1},o.registerStylesheets=function(){return new Promise(function(a){var b=n.getElementsByTagName("link");o.sheets=[];for(var c=0;b.length>c;c++)("stylesheet/less"===b[c].rel||b[c].rel.match(/stylesheet/)&&b[c].type.match(u))&&o.sheets.push(b[c]);a()})},o.modifyVars=function(a){return o.refresh(!0,a,!1)},o.refresh=function(a,b,c){return(a||c)&&c!==!1&&r.clearFileCache(),new Promise(function(c,f){var g,h,i;g=h=new Date,l(function(a,b,j,k,l){return a?(s.add(a,a.href||k.href),void f(a)):(o.logger.info(l.local?"loading "+k.href+" from cache.":"rendered "+k.href+" successfully."),d.createCSS(e.document,b,k),o.logger.info("css for "+k.href+" generated in "+(new Date-h)+"ms"),0===l.remaining&&(i=new Date-g,o.logger.info("less has finished. css generated in "+i+"ms"),c({startTime:g,endTime:h,totalMilliseconds:i,sheets:o.sheets.length})),void(h=new Date))},a,b),j(b)})},o.refreshStyles=j,o}},{"../less":29,"./browser":3,"./cache":4,"./error-reporting":5,"./file-manager":6,"./log-listener":8,"./utils":9}],8:[function(a,b){b.exports=function(a,b){var c=4,d=3,e=2,f=1;b.logLevel="undefined"!=typeof b.logLevel?b.logLevel:"development"===b.env?d:f,b.loggers||(b.loggers=[{debug:function(a){b.logLevel>=c&&console.log(a)},info:function(a){b.logLevel>=d&&console.log(a)},warn:function(a){b.logLevel>=e&&console.warn(a)},error:function(a){b.logLevel>=f&&console.error(a)}}]);for(var g=0;b.loggers.length>g;g++)a.logger.addListener(b.loggers[g])}},{}],9:[function(a,b){b.exports={extractId:function(a){return a.replace(/^[a-z-]+:\/+?[^\/]+/,"").replace(/[\?\&]livereload=\w+/,"").replace(/^\//,"").replace(/\.[a-zA-Z]+$/,"").replace(/[^\.\w-]+/g,"-").replace(/\./g,":")},addDataAttr:function(a,b){for(var c in b.dataset)if(b.dataset.hasOwnProperty(c))if("env"===c||"dumpLineNumbers"===c||"rootpath"===c||"errorReporting"===c)a[c]=b.dataset[c];else try{a[c]=JSON.parse(b.dataset[c])}catch(d){}}}},{}],10:[function(a,b){var c={};b.exports=c;var d=function(a,b,c){if(a)for(var d=0;c.length>d;d++)a.hasOwnProperty(c[d])&&(b[c[d]]=a[c[d]])},e=["paths","relativeUrls","rootpath","strictImports","insecure","dumpLineNumbers","compress","syncImport","chunkInput","mime","useFileCache","processImports","reference","pluginManager"];c.Parse=function(a){d(a,this,e),"string"==typeof this.paths&&(this.paths=[this.paths])};var f=["paths","compress","ieCompat","strictMath","strictUnits","sourceMap","importMultiple","urlArgs","javascriptEnabled","pluginManager","importantScope"];c.Eval=function(a,b){d(a,this,f),this.frames=b||[],this.importantScope=this.importantScope||[]},c.Eval.prototype.inParenthesis=function(){this.parensStack||(this.parensStack=[]),this.parensStack.push(!0)},c.Eval.prototype.outOfParenthesis=function(){this.parensStack.pop()},c.Eval.prototype.isMathOn=function(){return this.strictMath?this.parensStack&&this.parensStack.length:!0},c.Eval.prototype.isPathRelative=function(a){return!/^(?:[a-z-]+:|\/)/i.test(a)},c.Eval.prototype.normalizePath=function(a){var b,c=a.split("/").reverse();for(a=[];0!==c.length;)switch(b=c.pop()){case".":break;case"..":0===a.length||".."===a[a.length-1]?a.push(b):a.pop();break;default:a.push(b)}return a.join("/")}},{}],11:[function(a,b){b.exports={aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgrey:"#a9a9a9",darkgreen:"#006400",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkslategrey:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1e90ff",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",grey:"#808080",green:"#008000",greenyellow:"#adff2f",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgrey:"#d3d3d3",lightgreen:"#90ee90",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",lightseagreen:"#20b2aa",lightskyblue:"#87cefa",lightslategray:"#778899",lightslategrey:"#778899",lightsteelblue:"#b0c4de",lightyellow:"#ffffe0",lime:"#00ff00",limegreen:"#32cd32",linen:"#faf0e6",magenta:"#ff00ff",maroon:"#800000",mediumaquamarine:"#66cdaa",mediumblue:"#0000cd",mediumorchid:"#ba55d3",mediumpurple:"#9370d8",mediumseagreen:"#3cb371",mediumslateblue:"#7b68ee",mediumspringgreen:"#00fa9a",mediumturquoise:"#48d1cc",mediumvioletred:"#c71585",midnightblue:"#191970",mintcream:"#f5fffa",mistyrose:"#ffe4e1",moccasin:"#ffe4b5",navajowhite:"#ffdead",navy:"#000080",oldlace:"#fdf5e6",olive:"#808000",olivedrab:"#6b8e23",orange:"#ffa500",orangered:"#ff4500",orchid:"#da70d6",palegoldenrod:"#eee8aa",palegreen:"#98fb98",paleturquoise:"#afeeee",palevioletred:"#d87093",papayawhip:"#ffefd5",peachpuff:"#ffdab9",peru:"#cd853f",pink:"#ffc0cb",plum:"#dda0dd",powderblue:"#b0e0e6",purple:"#800080",rebeccapurple:"#663399",red:"#ff0000",rosybrown:"#bc8f8f",royalblue:"#4169e1",saddlebrown:"#8b4513",salmon:"#fa8072",sandybrown:"#f4a460",seagreen:"#2e8b57",seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue:"#6a5acd",slategray:"#708090",slategrey:"#708090",snow:"#fffafa",springgreen:"#00ff7f",steelblue:"#4682b4",tan:"#d2b48c",teal:"#008080",thistle:"#d8bfd8",tomato:"#ff6347",turquoise:"#40e0d0",violet:"#ee82ee",wheat:"#f5deb3",white:"#ffffff",whitesmoke:"#f5f5f5",yellow:"#ffff00",yellowgreen:"#9acd32"}},{}],12:[function(a,b){b.exports={colors:a("./colors"),unitConversions:a("./unit-conversions")}},{"./colors":11,"./unit-conversions":13}],13:[function(a,b){b.exports={length:{m:1,cm:.01,mm:.001,"in":.0254,px:.0254/96,pt:.0254/72,pc:.0254/72*12},duration:{s:1,ms:.001},angle:{rad:1/(2*Math.PI),deg:1/360,grad:.0025,turn:1}}},{}],14:[function(a,b){var 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b=0;a.length>b;b++)this.addPlugin(a[b])},c.prototype.addPlugin=function(a){this.installedPlugins.push(a),a.install(this.less,this)},c.prototype.addVisitor=function(a){this.visitors.push(a)},c.prototype.addPostProcessor=function(a,b){var c;for(c=0;this.postProcessors.length>c&&!(this.postProcessors[c].priority>=b);c++);this.postProcessors.splice(c,0,{postProcessor:a,priority:b})},c.prototype.addFileManager=function(a){this.fileManagers.push(a)},c.prototype.getPostProcessors=function(){for(var a=[],b=0;this.postProcessors.length>b;b++)a.push(this.postProcessors[b].postProcessor);return a},c.prototype.getVisitors=function(){return this.visitors},c.prototype.getFileManagers=function(){return this.fileManagers},b.exports=c},{}],38:[function(a,b){var c="undefined"==typeof Promise?a("promise"):Promise;b.exports=function(a,b){var d=function(a,e,f){if("function"==typeof e&&(f=e,e={}),!f){var g=this;return new 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b=function(b){this._css=[],this._rootNode=b.rootNode,this._contentsMap=b.contentsMap,this._contentsIgnoredCharsMap=b.contentsIgnoredCharsMap,b.sourceMapFilename&&(this._sourceMapFilename=b.sourceMapFilename.replace(/\\/g,"/")),this._outputFilename=b.outputFilename,this.sourceMapURL=b.sourceMapURL,b.sourceMapBasepath&&(this._sourceMapBasepath=b.sourceMapBasepath.replace(/\\/g,"/")),b.sourceMapRootpath?(this._sourceMapRootpath=b.sourceMapRootpath.replace(/\\/g,"/"),"/"!==this._sourceMapRootpath.charAt(this._sourceMapRootpath.length-1)&&(this._sourceMapRootpath+="/")):this._sourceMapRootpath="",this._outputSourceFiles=b.outputSourceFiles,this._sourceMapGeneratorConstructor=a.getSourceMapGenerator(),this._lineNumber=0,this._column=0};return b.prototype.normalizeFilename=function(a){return a=a.replace(/\\/g,"/"),this._sourceMapBasepath&&0===a.indexOf(this._sourceMapBasepath)&&(a=a.substring(this._sourceMapBasepath.length),("\\"===a.charAt(0)||"/"===a.charAt(0))&&(a=a.substring(1))),(this._sourceMapRootpath||"")+a},b.prototype.add=function(a,b,c,d){if(a){var e,f,g,h,i;if(b){var j=this._contentsMap[b.filename];this._contentsIgnoredCharsMap[b.filename]&&(c-=this._contentsIgnoredCharsMap[b.filename],0>c&&(c=0),j=j.slice(this._contentsIgnoredCharsMap[b.filename])),j=j.substring(0,c),f=j.split("\n"),h=f[f.length-1]}if(e=a.split("\n"),g=e[e.length-1],b)if(d)for(i=0;e.length>i;i++)this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+i+1,column:0===i?this._column:0},original:{line:f.length+i,column:0===i?h.length:0},source:this.normalizeFilename(b.filename)});else this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+1,column:this._column},original:{line:f.length,column:h.length},source:this.normalizeFilename(b.filename)});1===e.length?this._column+=g.length:(this._lineNumber+=e.length-1,this._column=g.length),this._css.push(a)}},b.prototype.isEmpty=function(){return 0===this._css.length},b.prototype.toCSS=function(a){if(this._sourceMapGenerator=new this._sourceMapGeneratorConstructor({file:this._outputFilename,sourceRoot:null}),this._outputSourceFiles)for(var b in this._contentsMap)if(this._contentsMap.hasOwnProperty(b)){var c=this._contentsMap[b];this._contentsIgnoredCharsMap[b]&&(c=c.slice(this._contentsIgnoredCharsMap[b])),this._sourceMapGenerator.setSourceContent(this.normalizeFilename(b),c)}if(this._rootNode.genCSS(a,this),this._css.length>0){var d,e=JSON.stringify(this._sourceMapGenerator.toJSON());this.sourceMapURL?d=this.sourceMapURL:this._sourceMapFilename&&(d=this._sourceMapFilename),this.sourceMapURL=d,this.sourceMap=e}return this._css.join("")},b}},{}],41:[function(a,b){var c=a("./contexts"),d=a("./visitors"),e=a("./tree");b.exports=function(a,b){b=b||{};var f,g=b.variables,h=new c.Eval(b);"object"!=typeof g||Array.isArray(g)||(g=Object.keys(g).map(function(a){var b=g[a];return b instanceof e.Value||(b instanceof e.Expression||(b=new e.Expression([b])),b=new e.Value([b])),new e.Rule("@"+a,b,!1,null,0)}),h.frames=[new e.Ruleset(null,g)]);var i,j=[],k=[new d.JoinSelectorVisitor,new d.ExtendVisitor,new d.ToCSSVisitor({compress:Boolean(b.compress)})];if(b.pluginManager){var l=b.pluginManager.getVisitors();for(i=0;l.length>i;i++){var m=l[i];m.isPreEvalVisitor?j.push(m):m.isPreVisitor?k.splice(0,0,m):k.push(m)}}for(i=0;j.length>i;i++)j[i].run(a);for(f=a.eval(h),i=0;k.length>i;i++)k[i].run(f);return f}},{"./contexts":10,"./tree":59,"./visitors":84}],42:[function(a,b){var c=a("./node"),d=function(a){this.value=a};d.prototype=new c,d.prototype.type="Alpha",d.prototype.accept=function(a){this.value=a.visit(this.value) -},d.prototype.eval=function(a){return this.value.eval?new d(this.value.eval(a)):this},d.prototype.genCSS=function(a,b){b.add("alpha(opacity="),this.value.genCSS?this.value.genCSS(a,b):b.add(this.value),b.add(")")},b.exports=d},{"./node":67}],43:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e){this.value=a,this.index=b,this.mapLines=d,this.currentFileInfo=c,this.rulesetLike="undefined"==typeof e?!1:e};d.prototype=new c,d.prototype.type="Anonymous",d.prototype.eval=function(){return new d(this.value,this.index,this.currentFileInfo,this.mapLines,this.rulesetLike)},d.prototype.compare=function(a){return a.toCSS&&this.toCSS()===a.toCSS()?0:void 0},d.prototype.isRulesetLike=function(){return 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this.op&&(b+=this.op,b+=this.value.toCSS?this.value.toCSS(a):this.value),"["+b+"]"},b.exports=d},{"./node":67}],46:[function(a,b){var c=a("./node"),d=a("../functions/function-caller"),e=function(a,b,c,d){this.name=a,this.args=b,this.index=c,this.currentFileInfo=d};e.prototype=new c,e.prototype.type="Call",e.prototype.accept=function(a){this.args&&(this.args=a.visitArray(this.args))},e.prototype.eval=function(a){var b,c=this.args.map(function(b){return b.eval(a)}),f=new d(this.name,a,this.index,this.currentFileInfo);if(f.isValid())try{if(b=f.call(c),null!=b)return b}catch(g){throw{type:g.type||"Runtime",message:"error evaluating function `"+this.name+"`"+(g.message?": "+g.message:""),index:this.index,filename:this.currentFileInfo.filename}}return new e(this.name,c,this.index,this.currentFileInfo)},e.prototype.genCSS=function(a,b){b.add(this.name+"(",this.currentFileInfo,this.index);for(var c=0;this.args.length>c;c++)this.args[c].genCSS(a,b),this.args.length>c+1&&b.add(", ");b.add(")")},b.exports=e},{"../functions/function-caller":20,"./node":67}],47:[function(a,b){function c(a,b){return Math.min(Math.max(a,0),b)}function d(a){return"#"+a.map(function(a){return a=c(Math.round(a),255),(16>a?"0":"")+a.toString(16)}).join("")}var e=a("./node"),f=a("../data/colors"),g=function(a,b){this.rgb=Array.isArray(a)?a:6==a.length?a.match(/.{2}/g).map(function(a){return parseInt(a,16)}):a.split("").map(function(a){return parseInt(a+a,16)}),this.alpha="number"==typeof b?b:1};g.prototype=new e,g.prototype.type="Color",g.prototype.luma=function(){var a=this.rgb[0]/255,b=this.rgb[1]/255,c=this.rgb[2]/255;return a=.03928>=a?a/12.92:Math.pow((a+.055)/1.055,2.4),b=.03928>=b?b/12.92:Math.pow((b+.055)/1.055,2.4),c=.03928>=c?c/12.92:Math.pow((c+.055)/1.055,2.4),.2126*a+.7152*b+.0722*c},g.prototype.genCSS=function(a,b){b.add(this.toCSS(a))},g.prototype.toCSS=function(a,b){var d,e,f=a&&a.compress&&!b;if(this.value)return this.value;if(e=this.fround(a,this.alpha),1>e)return"rgba("+this.rgb.map(function(a){return c(Math.round(a),255)}).concat(c(e,1)).join(","+(f?"":" "))+")";if(d=this.toRGB(),f){var g=d.split("");g[1]===g[2]&&g[3]===g[4]&&g[5]===g[6]&&(d="#"+g[1]+g[3]+g[5])}return d},g.prototype.operate=function(a,b,c){for(var d=[],e=this.alpha*(1-c.alpha)+c.alpha,f=0;3>f;f++)d[f]=this._operate(a,b,this.rgb[f],c.rgb[f]);return new g(d,e)},g.prototype.toRGB=function(){return d(this.rgb)},g.prototype.toHSL=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=(g+h)/2,j=g-h;if(g===h)a=b=0;else{switch(b=i>.5?j/(2-g-h):j/(g+h),g){case c:a=(d-e)/j+(e>d?6:0);break;case d:a=(e-c)/j+2;break;case e:a=(c-d)/j+4}a/=6}return{h:360*a,s:b,l:i,a:f}},g.prototype.toHSV=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=g,j=g-h;if(b=0===g?0:j/g,g===h)a=0;else{switch(g){case c:a=(d-e)/j+(e>d?6:0);break;case d:a=(e-c)/j+2;break;case e:a=(c-d)/j+4}a/=6}return{h:360*a,s:b,v:i,a:f}},g.prototype.toARGB=function(){return d([255*this.alpha].concat(this.rgb))},g.prototype.compare=function(a){return a.rgb&&a.rgb[0]===this.rgb[0]&&a.rgb[1]===this.rgb[1]&&a.rgb[2]===this.rgb[2]&&a.alpha===this.alpha?0:void 0},g.fromKeyword=function(a){var b,c=a.toLowerCase();return f.hasOwnProperty(c)?b=new g(f[c].slice(1)):"transparent"===c&&(b=new g([0,0,0],0)),b?(b.value=a,b):void 0},b.exports=g},{"../data/colors":11,"./node":67}],48:[function(a,b){var c=a("./node"),d=function(a){" "===a?(this.value=" ",this.emptyOrWhitespace=!0):(this.value=a?a.trim():"",this.emptyOrWhitespace=""===this.value)};d.prototype=new c,d.prototype.type="Combinator";var e={"":!0," ":!0,"|":!0};d.prototype.genCSS=function(a,b){var c=a.compress||e[this.value]?"":" ";b.add(c+this.value+c)},b.exports=d},{"./node":67}],49:[function(a,b){var c=a("./node"),d=a("./debug-info"),e=function(a,b,c,d){this.value=a,this.isLineComment=b,this.currentFileInfo=d};e.prototype=new c,e.prototype.type="Comment",e.prototype.genCSS=function(a,b){this.debugInfo&&b.add(d(a,this),this.currentFileInfo,this.index),b.add(this.value)},e.prototype.isSilent=function(a){var b=this.currentFileInfo&&this.currentFileInfo.reference&&!this.isReferenced,c=a.compress&&"!"!==this.value[2];return this.isLineComment||b||c},e.prototype.markReferenced=function(){this.isReferenced=!0},e.prototype.isRulesetLike=function(a){return Boolean(a)},b.exports=e},{"./debug-info":51,"./node":67}],50:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e){this.op=a.trim(),this.lvalue=b,this.rvalue=c,this.index=d,this.negate=e};d.prototype=new c,d.prototype.type="Condition",d.prototype.accept=function(a){this.lvalue=a.visit(this.lvalue),this.rvalue=a.visit(this.rvalue)},d.prototype.eval=function(a){var b=function(a,b,d){switch(a){case"and":return b&&d;case"or":return b||d;default:switch(c.compare(b,d)){case-1:return"<"===a||"=<"===a||"<="===a;case 0:return"="===a||">="===a||"=<"===a||"<="===a;case 1:return">"===a||">="===a;default:return!1}}}(this.op,this.lvalue.eval(a),this.rvalue.eval(a));return this.negate?!b:b},b.exports=d},{"./node":67}],51:[function(a,b){var c=function(a,b,d){var e="";if(a.dumpLineNumbers&&!a.compress)switch(a.dumpLineNumbers){case"comments":e=c.asComment(b);break;case"mediaquery":e=c.asMediaQuery(b);break;case"all":e=c.asComment(b)+(d||"")+c.asMediaQuery(b)}return e};c.asComment=function(a){return"/* line "+a.debugInfo.lineNumber+", "+a.debugInfo.fileName+" */\n"},c.asMediaQuery=function(a){var b=a.debugInfo.fileName;return/^[a-z]+:\/\//i.test(b)||(b="file://"+b),"@media -sass-debug-info{filename{font-family:"+b.replace(/([.:\/\\])/g,function(a){return"\\"==a&&(a="/"),"\\"+a})+"}line{font-family:\\00003"+a.debugInfo.lineNumber+"}}\n"},b.exports=c},{}],52:[function(a,b){var c=a("./node"),d=a("../contexts"),e=function(a,b){this.ruleset=a,this.frames=b};e.prototype=new c,e.prototype.type="DetachedRuleset",e.prototype.evalFirst=!0,e.prototype.accept=function(a){this.ruleset=a.visit(this.ruleset)},e.prototype.eval=function(a){var b=this.frames||a.frames.slice(0);return new e(this.ruleset,b)},e.prototype.callEval=function(a){return this.ruleset.eval(this.frames?new d.Eval(a,this.frames.concat(a.frames)):a)},b.exports=e},{"../contexts":10,"./node":67}],53:[function(a,b){var c=a("./node"),d=a("../data/unit-conversions"),e=a("./unit"),f=a("./color"),g=function(a,b){this.value=parseFloat(a),this.unit=b&&b instanceof e?b:new e(b?[b]:void 0)};g.prototype=new c,g.prototype.type="Dimension",g.prototype.accept=function(a){this.unit=a.visit(this.unit)},g.prototype.eval=function(){return this},g.prototype.toColor=function(){return new f([this.value,this.value,this.value])},g.prototype.genCSS=function(a,b){if(a&&a.strictUnits&&!this.unit.isSingular())throw new Error("Multiple units in dimension. Correct the units or use the unit function. Bad unit: "+this.unit.toString());var c=this.fround(a,this.value),d=String(c);if(0!==c&&1e-6>c&&c>-1e-6&&(d=c.toFixed(20).replace(/0+$/,"")),a&&a.compress){if(0===c&&this.unit.isLength())return void b.add(d);c>0&&1>c&&(d=d.substr(1))}b.add(d),this.unit.genCSS(a,b)},g.prototype.operate=function(a,b,c){var d=this._operate(a,b,this.value,c.value),e=this.unit.clone();if("+"===b||"-"===b)if(0===e.numerator.length&&0===e.denominator.length)e.numerator=c.unit.numerator.slice(0),e.denominator=c.unit.denominator.slice(0);else if(0===c.unit.numerator.length&&0===e.denominator.length);else{if(c=c.convertTo(this.unit.usedUnits()),a.strictUnits&&c.unit.toString()!==e.toString())throw new Error("Incompatible units. Change the units or use the unit function. Bad units: '"+e.toString()+"' and '"+c.unit.toString()+"'.");d=this._operate(a,b,this.value,c.value)}else"*"===b?(e.numerator=e.numerator.concat(c.unit.numerator).sort(),e.denominator=e.denominator.concat(c.unit.denominator).sort(),e.cancel()):"/"===b&&(e.numerator=e.numerator.concat(c.unit.denominator).sort(),e.denominator=e.denominator.concat(c.unit.numerator).sort(),e.cancel());return new g(d,e)},g.prototype.compare=function(a){var b,d;if(!(a instanceof g))return void 0;if(this.unit.isEmpty()||a.unit.isEmpty())b=this,d=a;else if(b=this.unify(),d=a.unify(),0!==b.unit.compare(d.unit))return void 0;return c.numericCompare(b.value,d.value)},g.prototype.unify=function(){return this.convertTo({length:"px",duration:"s",angle:"rad"})},g.prototype.convertTo=function(a){var b,c,e,f,h,i=this.value,j=this.unit.clone(),k={};if("string"==typeof a){for(b in d)d[b].hasOwnProperty(a)&&(k={},k[b]=a);a=k}h=function(a,b){return e.hasOwnProperty(a)?(b?i/=e[a]/e[f]:i*=e[a]/e[f],f):a};for(c in a)a.hasOwnProperty(c)&&(f=a[c],e=d[c],j.map(h));return j.cancel(),new g(i,j)},b.exports=g},{"../data/unit-conversions":13,"./color":47,"./node":67,"./unit":76}],54:[function(a,b){var c=a("./node"),d=a("./ruleset"),e=function(a,b,c,d,e,f,g){this.name=a,this.value=b,c&&(this.rules=c,this.rules.allowImports=!0),this.index=d,this.currentFileInfo=e,this.debugInfo=f,this.isReferenced=g};e.prototype=new c,e.prototype.type="Directive",e.prototype.accept=function(a){var b=this.value,c=this.rules;c&&(this.rules=a.visit(c)),b&&(this.value=a.visit(b))},e.prototype.isRulesetLike=function(){return this.rules||!this.isCharset()},e.prototype.isCharset=function(){return"@charset"===this.name},e.prototype.genCSS=function(a,b){var c=this.value,d=this.rules;b.add(this.name,this.currentFileInfo,this.index),c&&(b.add(" "),c.genCSS(a,b)),d?("Ruleset"===d.type&&(d=[d]),this.outputRuleset(a,b,d)):b.add(";")},e.prototype.eval=function(a){var b=this.value,c=this.rules;return b&&(b=b.eval(a)),c&&(c=c.eval(a),c.root=!0),new e(this.name,b,c,this.index,this.currentFileInfo,this.debugInfo,this.isReferenced)},e.prototype.variable=function(a){return this.rules?d.prototype.variable.call(this.rules,a):void 0},e.prototype.find=function(){return this.rules?d.prototype.find.apply(this.rules,arguments):void 0},e.prototype.rulesets=function(){return this.rules?d.prototype.rulesets.apply(this.rules):void 0},e.prototype.markReferenced=function(){var a,b;if(this.isReferenced=!0,this.rules)for(b=this.rules.rules,a=0;b.length>a;a++)b[a].markReferenced&&b[a].markReferenced()},e.prototype.getIsReferenced=function(){return!this.currentFileInfo||!this.currentFileInfo.reference||this.isReferenced},e.prototype.outputRuleset=function(a,b,c){var d,e=c.length;if(a.tabLevel=(0|a.tabLevel)+1,a.compress){for(b.add("{"),d=0;e>d;d++)c[d].genCSS(a,b);return b.add("}"),void a.tabLevel--}var f="\n"+Array(a.tabLevel).join(" "),g=f+" ";if(e){for(b.add(" {"+g),c[0].genCSS(a,b),d=1;e>d;d++)b.add(g),c[d].genCSS(a,b);b.add(f+"}")}else b.add(" {"+f+"}");a.tabLevel--},b.exports=e},{"./node":67,"./ruleset":73}],55:[function(a,b){var c=a("./node"),d=a("./paren"),e=a("./combinator"),f=function(a,b,c,d){this.combinator=a instanceof e?a:new e(a),this.value="string"==typeof b?b.trim():b?b:"",this.index=c,this.currentFileInfo=d};f.prototype=new c,f.prototype.type="Element",f.prototype.accept=function(a){var b=this.value;this.combinator=a.visit(this.combinator),"object"==typeof b&&(this.value=a.visit(b))},f.prototype.eval=function(a){return new f(this.combinator,this.value.eval?this.value.eval(a):this.value,this.index,this.currentFileInfo)},f.prototype.genCSS=function(a,b){b.add(this.toCSS(a),this.currentFileInfo,this.index)},f.prototype.toCSS=function(a){a=a||{};var b=this.value,c=a.firstSelector;return b instanceof d&&(a.firstSelector=!0),b=b.toCSS?b.toCSS(a):b,a.firstSelector=c,""===b&&"&"===this.combinator.value.charAt(0)?"":this.combinator.toCSS(a)+b},b.exports=f},{"./combinator":48,"./node":67,"./paren":69}],56:[function(a,b){var c=a("./node"),d=a("./paren"),e=a("./comment"),f=function(a){if(this.value=a,!a)throw new Error("Expression requires an array parameter")};f.prototype=new c,f.prototype.type="Expression",f.prototype.accept=function(a){this.value=a.visitArray(this.value)},f.prototype.eval=function(a){var b,c=this.parens&&!this.parensInOp,e=!1;return c&&a.inParenthesis(),this.value.length>1?b=new f(this.value.map(function(b){return b.eval(a)})):1===this.value.length?(this.value[0].parens&&!this.value[0].parensInOp&&(e=!0),b=this.value[0].eval(a)):b=this,c&&a.outOfParenthesis(),this.parens&&this.parensInOp&&!a.isMathOn()&&!e&&(b=new d(b)),b},f.prototype.genCSS=function(a,b){for(var c=0;this.value.length>c;c++)this.value[c].genCSS(a,b),this.value.length>c+1&&b.add(" 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c={};c.Node=a("./node"),c.Alpha=a("./alpha"),c.Color=a("./color"),c.Directive=a("./directive"),c.DetachedRuleset=a("./detached-ruleset"),c.Operation=a("./operation"),c.Dimension=a("./dimension"),c.Unit=a("./unit"),c.Keyword=a("./keyword"),c.Variable=a("./variable"),c.Ruleset=a("./ruleset"),c.Element=a("./element"),c.Attribute=a("./attribute"),c.Combinator=a("./combinator"),c.Selector=a("./selector"),c.Quoted=a("./quoted"),c.Expression=a("./expression"),c.Rule=a("./rule"),c.Call=a("./call"),c.URL=a("./url"),c.Import=a("./import"),c.mixin={Call:a("./mixin-call"),Definition:a("./mixin-definition")},c.Comment=a("./comment"),c.Anonymous=a("./anonymous"),c.Value=a("./value"),c.JavaScript=a("./javascript"),c.Assignment=a("./assignment"),c.Condition=a("./condition"),c.Paren=a("./paren"),c.Media=a("./media"),c.UnicodeDescriptor=a("./unicode-descriptor"),c.Negative=a("./negative"),c.Extend=a("./extend"),c.RulesetCall=a("./ruleset-call"),b.exports=c},{"./alpha":42,"./anonymous":43,"./assignment":44,"./attribute":45,"./call":46,"./color":47,"./combinator":48,"./comment":49,"./condition":50,"./detached-ruleset":52,"./dimension":53,"./directive":54,"./element":55,"./expression":56,"./extend":57,"./import":58,"./javascript":60,"./keyword":62,"./media":63,"./mixin-call":64,"./mixin-definition":65,"./negative":66,"./node":67,"./operation":68,"./paren":69,"./quoted":70,"./rule":71,"./ruleset":73,"./ruleset-call":72,"./selector":74,"./unicode-descriptor":75,"./unit":76,"./url":77,"./value":78,"./variable":79}],60:[function(a,b){var c=a("./js-eval-node"),d=a("./dimension"),e=a("./quoted"),f=a("./anonymous"),g=function(a,b,c,d){this.escaped=b,this.expression=a,this.index=c,this.currentFileInfo=d};g.prototype=new c,g.prototype.type="JavaScript",g.prototype.eval=function(a){var b=this.evaluateJavaScript(this.expression,a);return"number"==typeof b?new d(b):"string"==typeof b?new e('"'+b+'"',b,this.escaped,this.index):new f(Array.isArray(b)?b.join(", "):b)},b.exports=g},{"./anonymous":43,"./dimension":53,"./js-eval-node":61,"./quoted":70}],61:[function(a,b){var c=a("./node"),d=a("./variable"),e=function(){};e.prototype=new c,e.prototype.evaluateJavaScript=function(a,b){var c,e=this,f={};if(void 0!==b.javascriptEnabled&&!b.javascriptEnabled)throw{message:"You are using JavaScript, which has been disabled.",filename:this.currentFileInfo.filename,index:this.index};a=a.replace(/@\{([\w-]+)\}/g,function(a,c){return e.jsify(new d("@"+c,e.index,e.currentFileInfo).eval(b))});try{a=new Function("return 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b=function(b){this._css=[],this._rootNode=b.rootNode,this._contentsMap=b.contentsMap,this._contentsIgnoredCharsMap=b.contentsIgnoredCharsMap,b.sourceMapFilename&&(this._sourceMapFilename=b.sourceMapFilename.replace(/\\/g,"/")),this._outputFilename=b.outputFilename,this.sourceMapURL=b.sourceMapURL,b.sourceMapBasepath&&(this._sourceMapBasepath=b.sourceMapBasepath.replace(/\\/g,"/")),b.sourceMapRootpath?(this._sourceMapRootpath=b.sourceMapRootpath.replace(/\\/g,"/"),"/"!==this._sourceMapRootpath.charAt(this._sourceMapRootpath.length-1)&&(this._sourceMapRootpath+="/")):this._sourceMapRootpath="",this._outputSourceFiles=b.outputSourceFiles,this._sourceMapGeneratorConstructor=a.getSourceMapGenerator(),this._lineNumber=0,this._column=0};return b.prototype.normalizeFilename=function(a){return a=a.replace(/\\/g,"/"),this._sourceMapBasepath&&0===a.indexOf(this._sourceMapBasepath)&&(a=a.substring(this._sourceMapBasepath.length),("\\"===a.charAt(0)||"/"===a.charAt(0))&&(a=a.substring(1))),(this._sourceMapRootpath||"")+a},b.prototype.add=function(a,b,c,d){if(a){var e,f,g,h,i;if(b){var j=this._contentsMap[b.filename];this._contentsIgnoredCharsMap[b.filename]&&(c-=this._contentsIgnoredCharsMap[b.filename],0>c&&(c=0),j=j.slice(this._contentsIgnoredCharsMap[b.filename])),j=j.substring(0,c),f=j.split("\n"),h=f[f.length-1]}if(e=a.split("\n"),g=e[e.length-1],b)if(d)for(i=0;e.length>i;i++)this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+i+1,column:0===i?this._column:0},original:{line:f.length+i,column:0===i?h.length:0},source:this.normalizeFilename(b.filename)});else this._sourceMapGenerator.addMapping({generated:{line:this._lineNumber+1,column:this._column},original:{line:f.length,column:h.length},source:this.normalizeFilename(b.filename)});1===e.length?this._column+=g.length:(this._lineNumber+=e.length-1,this._column=g.length),this._css.push(a)}},b.prototype.isEmpty=function(){return 0===this._css.length},b.prototype.toCSS=function(a){if(this._sourceMapGenerator=new this._sourceMapGeneratorConstructor({file:this._outputFilename,sourceRoot:null}),this._outputSourceFiles)for(var b in this._contentsMap)if(this._contentsMap.hasOwnProperty(b)){var c=this._contentsMap[b];this._contentsIgnoredCharsMap[b]&&(c=c.slice(this._contentsIgnoredCharsMap[b])),this._sourceMapGenerator.setSourceContent(this.normalizeFilename(b),c)}if(this._rootNode.genCSS(a,this),this._css.length>0){var d,e=JSON.stringify(this._sourceMapGenerator.toJSON());this.sourceMapURL?d=this.sourceMapURL:this._sourceMapFilename&&(d=this._sourceMapFilename),this.sourceMapURL=d,this.sourceMap=e}return this._css.join("")},b}},{}],41:[function(a,b){var c=a("./contexts"),d=a("./visitors"),e=a("./tree");b.exports=function(a,b){b=b||{};var f,g=b.variables,h=new c.Eval(b);"object"!=typeof g||Array.isArray(g)||(g=Object.keys(g).map(function(a){var b=g[a];return b instanceof e.Value||(b instanceof e.Expression||(b=new e.Expression([b])),b=new e.Value([b])),new e.Rule("@"+a,b,!1,null,0) +}),h.frames=[new e.Ruleset(null,g)]);var i,j=[],k=[new d.JoinSelectorVisitor,new d.ExtendVisitor,new d.ToCSSVisitor({compress:Boolean(b.compress)})];if(b.pluginManager){var l=b.pluginManager.getVisitors();for(i=0;l.length>i;i++){var m=l[i];m.isPreEvalVisitor?j.push(m):m.isPreVisitor?k.splice(0,0,m):k.push(m)}}for(i=0;j.length>i;i++)j[i].run(a);for(f=a.eval(h),i=0;k.length>i;i++)k[i].run(f);return f}},{"./contexts":10,"./tree":59,"./visitors":84}],42:[function(a,b){var c=a("./node"),d=function(a){this.value=a};d.prototype=new c,d.prototype.type="Alpha",d.prototype.accept=function(a){this.value=a.visit(this.value)},d.prototype.eval=function(a){return this.value.eval?new d(this.value.eval(a)):this},d.prototype.genCSS=function(a,b){b.add("alpha(opacity="),this.value.genCSS?this.value.genCSS(a,b):b.add(this.value),b.add(")")},b.exports=d},{"./node":67}],43:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e){this.value=a,this.index=b,this.mapLines=d,this.currentFileInfo=c,this.rulesetLike="undefined"==typeof e?!1:e};d.prototype=new c,d.prototype.type="Anonymous",d.prototype.eval=function(){return new d(this.value,this.index,this.currentFileInfo,this.mapLines,this.rulesetLike)},d.prototype.compare=function(a){return a.toCSS&&this.toCSS()===a.toCSS()?0:void 0},d.prototype.isRulesetLike=function(){return this.rulesetLike},d.prototype.genCSS=function(a,b){b.add(this.value,this.currentFileInfo,this.index,this.mapLines)},b.exports=d},{"./node":67}],44:[function(a,b){var c=a("./node"),d=function(a,b){this.key=a,this.value=b};d.prototype=new c,d.prototype.type="Assignment",d.prototype.accept=function(a){this.value=a.visit(this.value)},d.prototype.eval=function(a){return this.value.eval?new d(this.key,this.value.eval(a)):this},d.prototype.genCSS=function(a,b){b.add(this.key+"="),this.value.genCSS?this.value.genCSS(a,b):b.add(this.value)},b.exports=d},{"./node":67}],45:[function(a,b){var c=a("./node"),d=function(a,b,c){this.key=a,this.op=b,this.value=c};d.prototype=new c,d.prototype.type="Attribute",d.prototype.eval=function(a){return new d(this.key.eval?this.key.eval(a):this.key,this.op,this.value&&this.value.eval?this.value.eval(a):this.value)},d.prototype.genCSS=function(a,b){b.add(this.toCSS(a))},d.prototype.toCSS=function(a){var b=this.key.toCSS?this.key.toCSS(a):this.key;return this.op&&(b+=this.op,b+=this.value.toCSS?this.value.toCSS(a):this.value),"["+b+"]"},b.exports=d},{"./node":67}],46:[function(a,b){var c=a("./node"),d=a("../functions/function-caller"),e=function(a,b,c,d){this.name=a,this.args=b,this.index=c,this.currentFileInfo=d};e.prototype=new c,e.prototype.type="Call",e.prototype.accept=function(a){this.args&&(this.args=a.visitArray(this.args))},e.prototype.eval=function(a){var b,c=this.args.map(function(b){return b.eval(a)}),f=new d(this.name,a,this.index,this.currentFileInfo);if(f.isValid())try{if(b=f.call(c),null!=b)return b}catch(g){throw{type:g.type||"Runtime",message:"error evaluating function `"+this.name+"`"+(g.message?": "+g.message:""),index:this.index,filename:this.currentFileInfo.filename}}return new e(this.name,c,this.index,this.currentFileInfo)},e.prototype.genCSS=function(a,b){b.add(this.name+"(",this.currentFileInfo,this.index);for(var c=0;this.args.length>c;c++)this.args[c].genCSS(a,b),this.args.length>c+1&&b.add(", ");b.add(")")},b.exports=e},{"../functions/function-caller":20,"./node":67}],47:[function(a,b){function c(a,b){return Math.min(Math.max(a,0),b)}function d(a){return"#"+a.map(function(a){return a=c(Math.round(a),255),(16>a?"0":"")+a.toString(16)}).join("")}var e=a("./node"),f=a("../data/colors"),g=function(a,b){this.rgb=Array.isArray(a)?a:6==a.length?a.match(/.{2}/g).map(function(a){return parseInt(a,16)}):a.split("").map(function(a){return parseInt(a+a,16)}),this.alpha="number"==typeof b?b:1};g.prototype=new e,g.prototype.type="Color",g.prototype.luma=function(){var a=this.rgb[0]/255,b=this.rgb[1]/255,c=this.rgb[2]/255;return a=.03928>=a?a/12.92:Math.pow((a+.055)/1.055,2.4),b=.03928>=b?b/12.92:Math.pow((b+.055)/1.055,2.4),c=.03928>=c?c/12.92:Math.pow((c+.055)/1.055,2.4),.2126*a+.7152*b+.0722*c},g.prototype.genCSS=function(a,b){b.add(this.toCSS(a))},g.prototype.toCSS=function(a,b){var d,e,f=a&&a.compress&&!b;if(this.value)return this.value;if(e=this.fround(a,this.alpha),1>e)return"rgba("+this.rgb.map(function(a){return c(Math.round(a),255)}).concat(c(e,1)).join(","+(f?"":" "))+")";if(d=this.toRGB(),f){var g=d.split("");g[1]===g[2]&&g[3]===g[4]&&g[5]===g[6]&&(d="#"+g[1]+g[3]+g[5])}return d},g.prototype.operate=function(a,b,c){for(var d=[],e=this.alpha*(1-c.alpha)+c.alpha,f=0;3>f;f++)d[f]=this._operate(a,b,this.rgb[f],c.rgb[f]);return new g(d,e)},g.prototype.toRGB=function(){return d(this.rgb)},g.prototype.toHSL=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=(g+h)/2,j=g-h;if(g===h)a=b=0;else{switch(b=i>.5?j/(2-g-h):j/(g+h),g){case c:a=(d-e)/j+(e>d?6:0);break;case d:a=(e-c)/j+2;break;case e:a=(c-d)/j+4}a/=6}return{h:360*a,s:b,l:i,a:f}},g.prototype.toHSV=function(){var a,b,c=this.rgb[0]/255,d=this.rgb[1]/255,e=this.rgb[2]/255,f=this.alpha,g=Math.max(c,d,e),h=Math.min(c,d,e),i=g,j=g-h;if(b=0===g?0:j/g,g===h)a=0;else{switch(g){case c:a=(d-e)/j+(e>d?6:0);break;case d:a=(e-c)/j+2;break;case e:a=(c-d)/j+4}a/=6}return{h:360*a,s:b,v:i,a:f}},g.prototype.toARGB=function(){return d([255*this.alpha].concat(this.rgb))},g.prototype.compare=function(a){return a.rgb&&a.rgb[0]===this.rgb[0]&&a.rgb[1]===this.rgb[1]&&a.rgb[2]===this.rgb[2]&&a.alpha===this.alpha?0:void 0},g.fromKeyword=function(a){var b,c=a.toLowerCase();return f.hasOwnProperty(c)?b=new g(f[c].slice(1)):"transparent"===c&&(b=new g([0,0,0],0)),b?(b.value=a,b):void 0},b.exports=g},{"../data/colors":11,"./node":67}],48:[function(a,b){var c=a("./node"),d=function(a){" "===a?(this.value=" ",this.emptyOrWhitespace=!0):(this.value=a?a.trim():"",this.emptyOrWhitespace=""===this.value)};d.prototype=new c,d.prototype.type="Combinator";var e={"":!0," ":!0,"|":!0};d.prototype.genCSS=function(a,b){var c=a.compress||e[this.value]?"":" ";b.add(c+this.value+c)},b.exports=d},{"./node":67}],49:[function(a,b){var c=a("./node"),d=a("./debug-info"),e=function(a,b,c,d){this.value=a,this.isLineComment=b,this.currentFileInfo=d};e.prototype=new c,e.prototype.type="Comment",e.prototype.genCSS=function(a,b){this.debugInfo&&b.add(d(a,this),this.currentFileInfo,this.index),b.add(this.value)},e.prototype.isSilent=function(a){var b=this.currentFileInfo&&this.currentFileInfo.reference&&!this.isReferenced,c=a.compress&&"!"!==this.value[2];return this.isLineComment||b||c},e.prototype.markReferenced=function(){this.isReferenced=!0},e.prototype.isRulesetLike=function(a){return Boolean(a)},b.exports=e},{"./debug-info":51,"./node":67}],50:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e){this.op=a.trim(),this.lvalue=b,this.rvalue=c,this.index=d,this.negate=e};d.prototype=new c,d.prototype.type="Condition",d.prototype.accept=function(a){this.lvalue=a.visit(this.lvalue),this.rvalue=a.visit(this.rvalue)},d.prototype.eval=function(a){var b=function(a,b,d){switch(a){case"and":return b&&d;case"or":return b||d;default:switch(c.compare(b,d)){case-1:return"<"===a||"=<"===a||"<="===a;case 0:return"="===a||">="===a||"=<"===a||"<="===a;case 1:return">"===a||">="===a;default:return!1}}}(this.op,this.lvalue.eval(a),this.rvalue.eval(a));return this.negate?!b:b},b.exports=d},{"./node":67}],51:[function(a,b){var c=function(a,b,d){var e="";if(a.dumpLineNumbers&&!a.compress)switch(a.dumpLineNumbers){case"comments":e=c.asComment(b);break;case"mediaquery":e=c.asMediaQuery(b);break;case"all":e=c.asComment(b)+(d||"")+c.asMediaQuery(b)}return e};c.asComment=function(a){return"/* line "+a.debugInfo.lineNumber+", "+a.debugInfo.fileName+" */\n"},c.asMediaQuery=function(a){var b=a.debugInfo.fileName;return/^[a-z]+:\/\//i.test(b)||(b="file://"+b),"@media -sass-debug-info{filename{font-family:"+b.replace(/([.:\/\\])/g,function(a){return"\\"==a&&(a="/"),"\\"+a})+"}line{font-family:\\00003"+a.debugInfo.lineNumber+"}}\n"},b.exports=c},{}],52:[function(a,b){var c=a("./node"),d=a("../contexts"),e=function(a,b){this.ruleset=a,this.frames=b};e.prototype=new c,e.prototype.type="DetachedRuleset",e.prototype.evalFirst=!0,e.prototype.accept=function(a){this.ruleset=a.visit(this.ruleset)},e.prototype.eval=function(a){var b=this.frames||a.frames.slice(0);return new e(this.ruleset,b)},e.prototype.callEval=function(a){return this.ruleset.eval(this.frames?new d.Eval(a,this.frames.concat(a.frames)):a)},b.exports=e},{"../contexts":10,"./node":67}],53:[function(a,b){var c=a("./node"),d=a("../data/unit-conversions"),e=a("./unit"),f=a("./color"),g=function(a,b){this.value=parseFloat(a),this.unit=b&&b instanceof e?b:new e(b?[b]:void 0)};g.prototype=new c,g.prototype.type="Dimension",g.prototype.accept=function(a){this.unit=a.visit(this.unit)},g.prototype.eval=function(){return this},g.prototype.toColor=function(){return new f([this.value,this.value,this.value])},g.prototype.genCSS=function(a,b){if(a&&a.strictUnits&&!this.unit.isSingular())throw new Error("Multiple units in dimension. 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Bad units: '"+e.toString()+"' and '"+c.unit.toString()+"'.");d=this._operate(a,b,this.value,c.value)}else"*"===b?(e.numerator=e.numerator.concat(c.unit.numerator).sort(),e.denominator=e.denominator.concat(c.unit.denominator).sort(),e.cancel()):"/"===b&&(e.numerator=e.numerator.concat(c.unit.denominator).sort(),e.denominator=e.denominator.concat(c.unit.numerator).sort(),e.cancel());return new g(d,e)},g.prototype.compare=function(a){var b,d;if(!(a instanceof g))return void 0;if(this.unit.isEmpty()||a.unit.isEmpty())b=this,d=a;else if(b=this.unify(),d=a.unify(),0!==b.unit.compare(d.unit))return void 0;return c.numericCompare(b.value,d.value)},g.prototype.unify=function(){return this.convertTo({length:"px",duration:"s",angle:"rad"})},g.prototype.convertTo=function(a){var b,c,e,f,h,i=this.value,j=this.unit.clone(),k={};if("string"==typeof a){for(b in d)d[b].hasOwnProperty(a)&&(k={},k[b]=a);a=k}h=function(a,b){return e.hasOwnProperty(a)?(b?i/=e[a]/e[f]:i*=e[a]/e[f],f):a};for(c in a)a.hasOwnProperty(c)&&(f=a[c],e=d[c],j.map(h));return j.cancel(),new g(i,j)},b.exports=g},{"../data/unit-conversions":13,"./color":47,"./node":67,"./unit":76}],54:[function(a,b){var c=a("./node"),d=a("./ruleset"),e=function(a,b,c,d,e,f,g){this.name=a,this.value=b,c&&(this.rules=c,this.rules.allowImports=!0),this.index=d,this.currentFileInfo=e,this.debugInfo=f,this.isReferenced=g};e.prototype=new c,e.prototype.type="Directive",e.prototype.accept=function(a){var b=this.value,c=this.rules;c&&(this.rules=a.visit(c)),b&&(this.value=a.visit(b))},e.prototype.isRulesetLike=function(){return this.rules||!this.isCharset()},e.prototype.isCharset=function(){return"@charset"===this.name},e.prototype.genCSS=function(a,b){var c=this.value,d=this.rules;b.add(this.name,this.currentFileInfo,this.index),c&&(b.add(" "),c.genCSS(a,b)),d?("Ruleset"===d.type&&(d=[d]),this.outputRuleset(a,b,d)):b.add(";")},e.prototype.eval=function(a){var b=this.value,c=this.rules;return b&&(b=b.eval(a)),c&&(c=c.eval(a),c.root=!0),new e(this.name,b,c,this.index,this.currentFileInfo,this.debugInfo,this.isReferenced)},e.prototype.variable=function(a){return this.rules?d.prototype.variable.call(this.rules,a):void 0},e.prototype.find=function(){return this.rules?d.prototype.find.apply(this.rules,arguments):void 0},e.prototype.rulesets=function(){return this.rules?d.prototype.rulesets.apply(this.rules):void 0},e.prototype.markReferenced=function(){var a,b;if(this.isReferenced=!0,this.rules)for(b=this.rules.rules,a=0;b.length>a;a++)b[a].markReferenced&&b[a].markReferenced()},e.prototype.getIsReferenced=function(){return!this.currentFileInfo||!this.currentFileInfo.reference||this.isReferenced},e.prototype.outputRuleset=function(a,b,c){var d,e=c.length;if(a.tabLevel=(0|a.tabLevel)+1,a.compress){for(b.add("{"),d=0;e>d;d++)c[d].genCSS(a,b);return b.add("}"),void a.tabLevel--}var f="\n"+Array(a.tabLevel).join(" "),g=f+" ";if(e){for(b.add(" {"+g),c[0].genCSS(a,b),d=1;e>d;d++)b.add(g),c[d].genCSS(a,b);b.add(f+"}")}else b.add(" {"+f+"}");a.tabLevel--},b.exports=e},{"./node":67,"./ruleset":73}],55:[function(a,b){var c=a("./node"),d=a("./paren"),e=a("./combinator"),f=function(a,b,c,d){this.combinator=a instanceof e?a:new e(a),this.value="string"==typeof b?b.trim():b?b:"",this.index=c,this.currentFileInfo=d};f.prototype=new c,f.prototype.type="Element",f.prototype.accept=function(a){var b=this.value;this.combinator=a.visit(this.combinator),"object"==typeof b&&(this.value=a.visit(b))},f.prototype.eval=function(a){return new f(this.combinator,this.value.eval?this.value.eval(a):this.value,this.index,this.currentFileInfo)},f.prototype.genCSS=function(a,b){b.add(this.toCSS(a),this.currentFileInfo,this.index)},f.prototype.toCSS=function(a){a=a||{};var b=this.value,c=a.firstSelector;return b instanceof d&&(a.firstSelector=!0),b=b.toCSS?b.toCSS(a):b,a.firstSelector=c,""===b&&"&"===this.combinator.value.charAt(0)?"":this.combinator.toCSS(a)+b},b.exports=f},{"./combinator":48,"./node":67,"./paren":69}],56:[function(a,b){var c=a("./node"),d=a("./paren"),e=a("./comment"),f=function(a){if(this.value=a,!a)throw new Error("Expression requires an array parameter")};f.prototype=new c,f.prototype.type="Expression",f.prototype.accept=function(a){this.value=a.visitArray(this.value)},f.prototype.eval=function(a){var b,c=this.parens&&!this.parensInOp,e=!1;return c&&a.inParenthesis(),this.value.length>1?b=new f(this.value.map(function(b){return b.eval(a)})):1===this.value.length?(this.value[0].parens&&!this.value[0].parensInOp&&(e=!0),b=this.value[0].eval(a)):b=this,c&&a.outOfParenthesis(),this.parens&&this.parensInOp&&!a.isMathOn()&&!e&&(b=new d(b)),b},f.prototype.genCSS=function(a,b){for(var c=0;this.value.length>c;c++)this.value[c].genCSS(a,b),this.value.length>c+1&&b.add(" 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e?this.path.value.value:null},i.prototype.isVariableImport=function(){var a=this.path;return a instanceof e&&(a=a.value),a instanceof f?a.containsVariables():!0},i.prototype.evalForImport=function(a){var b=this.path;return b instanceof e&&(b=b.value),new i(b.eval(a),this.features,this.options,this.index,this.currentFileInfo)},i.prototype.evalPath=function(a){var b=this.path.eval(a),c=this.currentFileInfo&&this.currentFileInfo.rootpath;if(!(b instanceof e)){if(c){var d=b.value;d&&a.isPathRelative(d)&&(b.value=c+d)}b.value=a.normalizePath(b.value)}return b},i.prototype.eval=function(a){var b,c=this.features&&this.features.eval(a);if(this.skip&&("function"==typeof this.skip&&(this.skip=this.skip()),this.skip))return[];if(this.options.inline){var e=new h(this.root,0,{filename:this.importedFilename},!0,!0);return this.features?new d([e],this.features.value):[e]}if(this.css){var f=new i(this.evalPath(a),c,this.options,this.index);if(!f.css&&this.error)throw this.error;return f}return b=new g(null,this.root.rules.slice(0)),b.evalImports(a),this.features?new d(b.rules,this.features.value):b.rules},b.exports=i},{"./anonymous":43,"./media":63,"./node":67,"./quoted":70,"./ruleset":73,"./url":77}],59:[function(a,b){var c={};c.Node=a("./node"),c.Alpha=a("./alpha"),c.Color=a("./color"),c.Directive=a("./directive"),c.DetachedRuleset=a("./detached-ruleset"),c.Operation=a("./operation"),c.Dimension=a("./dimension"),c.Unit=a("./unit"),c.Keyword=a("./keyword"),c.Variable=a("./variable"),c.Ruleset=a("./ruleset"),c.Element=a("./element"),c.Attribute=a("./attribute"),c.Combinator=a("./combinator"),c.Selector=a("./selector"),c.Quoted=a("./quoted"),c.Expression=a("./expression"),c.Rule=a("./rule"),c.Call=a("./call"),c.URL=a("./url"),c.Import=a("./import"),c.mixin={Call:a("./mixin-call"),Definition:a("./mixin-definition")},c.Comment=a("./comment"),c.Anonymous=a("./anonymous"),c.Value=a("./value"),c.JavaScript=a("./javascript"),c.Assignment=a("./assignment"),c.Condition=a("./condition"),c.Paren=a("./paren"),c.Media=a("./media"),c.UnicodeDescriptor=a("./unicode-descriptor"),c.Negative=a("./negative"),c.Extend=a("./extend"),c.RulesetCall=a("./ruleset-call"),b.exports=c},{"./alpha":42,"./anonymous":43,"./assignment":44,"./attribute":45,"./call":46,"./color":47,"./combinator":48,"./comment":49,"./condition":50,"./detached-ruleset":52,"./dimension":53,"./directive":54,"./element":55,"./expression":56,"./extend":57,"./import":58,"./javascript":60,"./keyword":62,"./media":63,"./mixin-call":64,"./mixin-definition":65,"./negative":66,"./node":67,"./operation":68,"./paren":69,"./quoted":70,"./rule":71,"./ruleset":73,"./ruleset-call":72,"./selector":74,"./unicode-descriptor":75,"./unit":76,"./url":77,"./value":78,"./variable":79}],60:[function(a,b){var c=a("./js-eval-node"),d=a("./dimension"),e=a("./quoted"),f=a("./anonymous"),g=function(a,b,c,d){this.escaped=b,this.expression=a,this.index=c,this.currentFileInfo=d};g.prototype=new c,g.prototype.type="JavaScript",g.prototype.eval=function(a){var b=this.evaluateJavaScript(this.expression,a);return"number"==typeof b?new d(b):"string"==typeof b?new e('"'+b+'"',b,this.escaped,this.index):new f(Array.isArray(b)?b.join(", "):b)},b.exports=g},{"./anonymous":43,"./dimension":53,"./js-eval-node":61,"./quoted":70}],61:[function(a,b){var c=a("./node"),d=a("./variable"),e=function(){};e.prototype=new c,e.prototype.evaluateJavaScript=function(a,b){var c,e=this,f={};if(void 0!==b.javascriptEnabled&&!b.javascriptEnabled)throw{message:"You are using JavaScript, which has been disabled.",filename:this.currentFileInfo.filename,index:this.index};a=a.replace(/@\{([\w-]+)\}/g,function(a,c){return e.jsify(new d("@"+c,e.index,e.currentFileInfo).eval(b))});try{a=new Function("return 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c=!1;a.strictMath||(c=!0,a.strictMath=!0);try{b.features=this.features.eval(a)}finally{c&&(a.strictMath=!1)}return a.mediaPath.push(b),a.mediaBlocks.push(b),a.frames.unshift(this.rules[0]),b.rules=[this.rules[0].eval(a)],a.frames.shift(),a.mediaPath.pop(),0===a.mediaPath.length?b.evalTop(a):b.evalNested(a)},j.prototype.variable=function(a){return c.prototype.variable.call(this.rules[0],a)},j.prototype.find=function(){return c.prototype.find.apply(this.rules[0],arguments)},j.prototype.rulesets=function(){return c.prototype.rulesets.apply(this.rules[0])},j.prototype.emptySelectors=function(){var a=new e("","&",this.index,this.currentFileInfo),b=[new f([a],null,null,this.index,this.currentFileInfo)];return b[0].mediaEmpty=!0,b},j.prototype.markReferenced=function(){var a,b=this.rules[0].rules;for(this.rules[0].markReferenced(),this.isReferenced=!0,a=0;b.length>a;a++)b[a].markReferenced&&b[a].markReferenced()},j.prototype.evalTop=function(a){var b=this;if(a.mediaBlocks.length>1){var d=this.emptySelectors();b=new c(d,a.mediaBlocks),b.multiMedia=!0}return delete a.mediaBlocks,delete a.mediaPath,b},j.prototype.evalNested=function(a){var b,e,f=a.mediaPath.concat([this]);for(b=0;f.length>b;b++)e=f[b].features instanceof d?f[b].features.value:f[b].features,f[b]=Array.isArray(e)?e:[e];return this.features=new d(this.permute(f).map(function(a){for(a=a.map(function(a){return a.toCSS?a:new g(a)}),b=a.length-1;b>0;b--)a.splice(b,0,new g("and"));return new h(a)})),new c([],[])},j.prototype.permute=function(a){if(0===a.length)return[];if(1===a.length)return a[0];for(var b=[],c=this.permute(a.slice(1)),d=0;c.length>d;d++)for(var e=0;a[0].length>e;e++)b.push([a[0][e]].concat(c[d]));return b},j.prototype.bubbleSelectors=function(a){a&&(this.rules=[new c(a.slice(0),[this.rules[0]])])},b.exports=j},{"./anonymous":43,"./directive":54,"./element":55,"./expression":56,"./ruleset":73,"./selector":74,"./value":78}],64:[function(a,b){var c=a("./node"),d=a("./selector"),e=a("./mixin-definition"),f=a("../functions/default"),g=function(a,b,c,e,f){this.selector=new d(a),this.arguments=b&&b.length?b:null,this.index=c,this.currentFileInfo=e,this.important=f};g.prototype=new c,g.prototype.type="MixinCall",g.prototype.accept=function(a){this.selector&&(this.selector=a.visit(this.selector)),this.arguments&&(this.arguments=a.visitArray(this.arguments))},g.prototype.eval=function(a){function b(b,c){var d,e;for(k=0;2>k;k++){for(w[k]=!0,f.value(k),d=0;c.length>d&&w[k];d++)e=c[d],e.matchCondition&&(w[k]=w[k]&&e.matchCondition(null,a));b.matchCondition&&(w[k]=w[k]&&b.matchCondition(h,a))}return w[0]||w[1]?w[0]!=w[1]?w[1]?z:A:y:x}var c,d,g,h,i,j,k,l,m,n,o,p,q,r,s,t=[],u=!1,v=[],w=[],x=-1,y=0,z=1,A=2;for(h=this.arguments&&this.arguments.map(function(b){return{name:b.name,value:b.value.eval(a)}}),s=function(b){return 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c=a("./selector"),d=a("./element"),e=a("./ruleset"),f=a("./rule"),g=a("./expression"),h=a("../contexts"),i=function(a,b,e,f,g,h){this.name=a,this.selectors=[new c([new d(null,a,this.index,this.currentFileInfo)])],this.params=b,this.condition=f,this.variadic=g,this.arity=b.length,this.rules=e,this._lookups={},this.required=b.reduce(function(a,b){return!b.name||b.name&&!b.value?a+1:a},0),this.frames=h};i.prototype=new e,i.prototype.type="MixinDefinition",i.prototype.evalFirst=!0,i.prototype.accept=function(a){this.params&&this.params.length&&(this.params=a.visitArray(this.params)),this.rules=a.visitArray(this.rules),this.condition&&(this.condition=a.visit(this.condition))},i.prototype.evalParams=function(a,b,c,d){var i,j,k,l,m,n,o,p,q=new e(null,null),r=this.params.slice(0),s=0;if(b=new h.Eval(b,[q].concat(b.frames)),c)for(c=c.slice(0),s=c.length,k=0;s>k;k++)if(j=c[k],n=j&&j.name){for(o=!1,l=0;r.length>l;l++)if(!d[l]&&n===r[l].name){d[l]=j.value.eval(a),q.prependRule(new 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i(this.name,this.params,this.rules,this.condition,this.variadic,this.frames||a.frames.slice(0))},i.prototype.evalCall=function(a,b,c){var d,i,j=[],k=this.frames?this.frames.concat(a.frames):a.frames,l=this.evalParams(a,new h.Eval(a,k),b,j);return l.prependRule(new f("@arguments",new g(j).eval(a))),d=this.rules.slice(0),i=new e(null,d),i.originalRuleset=this,i=i.eval(new h.Eval(a,[this,l].concat(k))),c&&(i=i.makeImportant()),i},i.prototype.matchCondition=function(a,b){return this.condition&&!this.condition.eval(new h.Eval(b,[this.evalParams(b,new h.Eval(b,this.frames?this.frames.concat(b.frames):b.frames),a,[])].concat(this.frames).concat(b.frames)))?!1:!0},i.prototype.matchArgs=function(a,b){var c,d=a&&a.length||0;if(this.variadic){if(this.required-1>d)return!1}else{if(this.required>d)return!1;if(d>this.params.length)return!1}c=Math.min(d,this.arity);for(var e=0;c>e;e++)if(!this.params[e].name&&!this.params[e].variadic&&a[e].value.eval(b).toCSS()!=this.params[e].value.eval(b).toCSS())return!1;return!0},b.exports=i},{"../contexts":10,"./element":55,"./expression":56,"./rule":71,"./ruleset":73,"./selector":74}],66:[function(a,b){var c=a("./node"),d=a("./operation"),e=a("./dimension"),f=function(a){this.value=a};f.prototype=new c,f.prototype.type="Negative",f.prototype.genCSS=function(a,b){b.add("-"),this.value.genCSS(a,b)},f.prototype.eval=function(a){return a.isMathOn()?new d("*",[new e(-1),this.value]).eval(a):new f(this.value.eval(a))},b.exports=f},{"./dimension":53,"./node":67,"./operation":68}],67:[function(a,b){var c=function(){};c.prototype.toCSS=function(a){var b=[];return this.genCSS(a,{add:function(a){b.push(a)},isEmpty:function(){return 0===b.length}}),b.join("")},c.prototype.genCSS=function(a,b){b.add(this.value)},c.prototype.accept=function(a){this.value=a.visit(this.value)},c.prototype.eval=function(){return 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b=this.operands[0].eval(a),c=this.operands[1].eval(a);if(a.isMathOn()){if(b instanceof e&&c instanceof d&&(b=b.toColor()),c instanceof e&&b instanceof d&&(c=c.toColor()),!b.operate)throw{type:"Operation",message:"Operation on an invalid type"};return b.operate(a,this.op,c)}return new f(this.op,[b,c],this.isSpaced)},f.prototype.genCSS=function(a,b){this.operands[0].genCSS(a,b),this.isSpaced&&b.add(" "),b.add(this.op),this.isSpaced&&b.add(" "),this.operands[1].genCSS(a,b)},b.exports=f},{"./color":47,"./dimension":53,"./node":67}],69:[function(a,b){var c=a("./node"),d=function(a){this.value=a};d.prototype=new c,d.prototype.type="Paren",d.prototype.genCSS=function(a,b){b.add("("),this.value.genCSS(a,b),b.add(")") +},d.prototype.eval=function(a){return new d(this.value.eval(a))},b.exports=d},{"./node":67}],70:[function(a,b){var c=a("./node"),d=a("./js-eval-node"),e=a("./variable"),f=function(a,b,c,d,e){this.escaped=null==c?!0:c,this.value=b||"",this.quote=a.charAt(0),this.index=d,this.currentFileInfo=e};f.prototype=new d,f.prototype.type="Quoted",f.prototype.genCSS=function(a,b){this.escaped||b.add(this.quote,this.currentFileInfo,this.index),b.add(this.value),this.escaped||b.add(this.quote)},f.prototype.containsVariables=function(){return this.value.match(/(`([^`]+)`)|@\{([\w-]+)\}/)},f.prototype.eval=function(a){function b(a,b,c){var d=a;do a=d,d=a.replace(b,c);while(a!==d);return d}var c=this,d=this.value,g=function(b,d){return String(c.evaluateJavaScript(d,a))},h=function(b,d){var g=new e("@"+d,c.index,c.currentFileInfo).eval(a,!0);return g instanceof f?g.value:g.toCSS()};return d=b(d,/`([^`]+)`/g,g),d=b(d,/@\{([\w-]+)\}/g,h),new f(this.quote+d+this.quote,d,this.escaped,this.index,this.currentFileInfo)},f.prototype.compare=function(a){return"Quoted"!==a.type||this.escaped||a.escaped?a.toCSS&&this.toCSS()===a.toCSS()?0:void 0:c.numericCompare(this.value,a.value)},b.exports=f},{"./js-eval-node":61,"./node":67,"./variable":79}],71:[function(a,b){function c(a,b){var c,d="",e=b.length,f={add:function(a){d+=a}};for(c=0;e>c;c++)b[c].eval(a).genCSS(a,f);return d}var d=a("./node"),e=a("./value"),f=a("./keyword"),g=function(a,b,c,f,g,h,i,j){this.name=a,this.value=b instanceof d?b:new e([b]),this.important=c?" 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b,c,d=this.rules;if(d)for(b=0;d.length>b;b++)"Import"===d[b].type&&(c=d[b].eval(a),c&&c.length?(d.splice.apply(d,[b,1].concat(c)),b+=c.length-1):d.splice(b,1,c),this.resetCache())},k.prototype.makeImportant=function(){var a=new k(this.selectors,this.rules.map(function(a){return a.makeImportant?a.makeImportant():a}),this.strictImports);return a},k.prototype.matchArgs=function(a){return!a||0===a.length},k.prototype.matchCondition=function(a,b){var c=this.selectors[this.selectors.length-1];return c.evaldCondition?c.condition&&!c.condition.eval(new h.Eval(b,b.frames))?!1:!0:!1},k.prototype.resetCache=function(){this._rulesets=null,this._variables=null,this._lookups={}},k.prototype.variables=function(){return this._variables||(this._variables=this.rules?this.rules.reduce(function(a,b){if(b instanceof d&&b.variable===!0&&(a[b.name]=b),"Import"===b.type&&b.root&&b.root.variables){var c=b.root.variables();for(var e in c)c.hasOwnProperty(e)&&(a[e]=c[e])}return a},{}):{}),this._variables},k.prototype.variable=function(a){return this.variables()[a]},k.prototype.rulesets=function(){if(!this.rules)return null;var a,b,c=[],d=this.rules,e=d.length;for(a=0;e>a;a++)b=d[a],b.isRuleset&&c.push(b);return c},k.prototype.prependRule=function(a){var b=this.rules;b?b.unshift(a):this.rules=[a]},k.prototype.find=function(a,b,c){b=b||this;var d,f,g=[],h=a.toCSS();return h in this._lookups?this._lookups[h]:(this.rulesets().forEach(function(h){if(h!==b)for(var i=0;h.selectors.length>i;i++)if(d=a.match(h.selectors[i])){if(a.elements.length>d){if(!c||c(h)){f=h.find(new e(a.elements.slice(d)),b,c);for(var j=0;f.length>j;++j)f[j].path.push(h);Array.prototype.push.apply(g,f)}}else g.push({rule:h,path:[]});break}}),this._lookups[h]=g,g)},k.prototype.genCSS=function(a,b){function c(a,b){return"boolean"==typeof a.isRulesetLike?a.isRulesetLike:"function"==typeof a.isRulesetLike?a.isRulesetLike(b):!1}var d,e,f,g,h,i,k=[],l=[],m=[];a.tabLevel=a.tabLevel||0,this.root||a.tabLevel++;var n,o=a.compress?"":Array(a.tabLevel+1).join(" "),p=a.compress?"":Array(a.tabLevel).join(" ");for(d=0;this.rules.length>d;d++)h=this.rules[d],c(h,this.root)?m.push(h):h.isCharset&&h.isCharset()?k.push(h):l.push(h);if(l=k.concat(l),!this.root){g=j(a,this,p),g&&(b.add(g),b.add(p));var q,r=this.paths,s=r.length;for(n=a.compress?",":",\n"+p,d=0;s>d;d++)if(i=r[d],q=i.length)for(d>0&&b.add(n),a.firstSelector=!0,i[0].genCSS(a,b),a.firstSelector=!1,e=1;q>e;e++)i[e].genCSS(a,b);b.add((a.compress?"{":" 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a,b,c,d;if(this.paths)for(a=0;this.paths.length>a;a++)for(c=this.paths[a],b=0;c.length>b;b++)if(c[b].getIsReferenced&&c[b].getIsReferenced())return!0;if(this.selectors)for(a=0;this.selectors.length>a;a++)if(d=this.selectors[a],d.getIsReferenced&&d.getIsReferenced())return!0;return!1},k.prototype.joinSelectors=function(a,b,c){for(var d=0;c.length>d;d++)this.joinSelector(a,b,c[d])},k.prototype.joinSelector=function(a,b,c){function d(a,b){var c,d;if(0===a.length)c=new g(a[0]);else{var h=[];for(d=0;a.length>d;d++)h.push(new f(null,a[d],b.index,b.currentFileInfo));c=new g(new e(h))}return c}function h(a,b){var c,d;return c=new f(null,a,b.index,b.currentFileInfo),d=new e([c])}function i(a,b,c){function e(a){var b;return"Paren"!==a.value.type?null:(b=a.value.value,"Selector"!==b.type?null:b)}var g,m,n,o,p,q,r,s,t,u,v=!1;for(o=[],p=[[]],g=0;c.elements.length>g;g++)if(s=c.elements[g],"&"!==s.value){var w=e(s);if(null!=w){l(o,p);var x,y=[],z=[];for(x=i(y,b,w),v=v||x,n=0;y.length>n;n++){var A=h(d(y[n],s),s);k(p,[A],s,c,z)}p=z,o=[]}else o.push(s)}else{for(v=!0,q=[],l(o,p),m=0;p.length>m;m++)if(r=p[m],0===b.length)r.length>0&&r[0].elements.push(new f(s.combinator,"",s.index,s.currentFileInfo)),q.push(r);else for(n=0;b.length>n;n++){var B=j(r,b[n],s,c);q.push(B)}p=q,o=[]}for(l(o,p),g=0;p.length>g;g++)t=p[g].length,t>0&&(a.push(p[g]),u=p[g][t-1],p[g][t-1]=u.createDerived(u.elements,c.extendList));return v}function j(a,b,c,d){var e,g,h;if(e=[],a.length>0?(e=a.slice(0),g=e.pop(),h=d.createDerived(g.elements.slice(0))):h=d.createDerived([]),b.length>0){var i=c.combinator,j=b[0].elements[0];i.emptyOrWhitespace&&!j.combinator.emptyOrWhitespace&&(i=j.combinator),h.elements.push(new f(i,j.value,c.index,c.currentFileInfo)),h.elements=h.elements.concat(b[0].elements.slice(1))}return 0!==h.elements.length&&e.push(h),b.length>1&&(e=e.concat(b.slice(1))),e}function k(a,b,c,d,e){var f;for(f=0;a.length>f;f++){var g=j(a[f],b,c,d);e.push(g)}return e}function l(a,b){var c,d;if(0!==a.length){if(0===b.length)return void b.push([new e(a)]);for(c=0;b.length>c;c++)d=b[c],d.length>0?d[d.length-1]=d[d.length-1].createDerived(d[d.length-1].elements.concat(a)):d.push(new e(a))}}var m,n,o;if(n=[],o=i(n,b,c),!o)if(b.length>0)for(n=[],m=0;b.length>m;m++)n.push(b[m].concat(c));else n=[[c]];for(m=0;n.length>m;m++)a.push(n[m])},b.exports=k},{"../contexts":10,"../functions/default":19,"./debug-info":51,"./element":55,"./node":67,"./paren":69,"./rule":71,"./selector":74}],74:[function(a,b){var c=a("./node"),d=function(a,b,c,d,e,f){this.elements=a,this.extendList=b,this.condition=c,this.currentFileInfo=e||{},this.isReferenced=f,c||(this.evaldCondition=!0)};d.prototype=new 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SourceMapOutput, SourceMapBuilder, ParseTree, ImportManager, Environment; var less = { - version: [2, 3, 1], + version: [2, 4, 0], data: require('./data'), tree: require('./tree'), Environment: (Environment = require("./environment/environment")), diff --git a/package.json b/package.json index e2da2c8e4..84928a407 100644 --- a/package.json +++ b/package.json @@ -1,6 +1,6 @@ { "name": "less", - "version": "2.3.1", + "version": "2.4.0", "description": "Leaner CSS", "homepage": "http://lesscss.org", "author": {